• Kwadron Cartridge Tattoo Needles (Box of 20) - Painful Pleasures
  • Kwadron Cartridge Tattoo Needles
  • Combat Magnum
  • Magnum Kwadron Cartridge
  • Round Liner
  • Round Shader Kwadron Cartridge
  • Soft Edge Magnum
  • Whip Shading Kwadron Cartridge
  • Kwadron Cartridge Tattoo Needles (Box of 20) - Painful Pleasures
  • Kwadron Cartridge Tattoo Needles (Box of 20) - Painful Pleasures
  • Kwadron Cartridge Tattoo Needles (Box of 20) - Painful Pleasures
  • Kwadron Cartridge Tattoo Needles (Box of 20) - Painful Pleasures
1 13
Sale

Kwadron Cartridge Tattoo Needles (Box of 20)

CART-463

Pro Price $27.19 $31.99

Single Item

Kwadron Combat Magnums are sold in boxes of 16. All other configurations are sold in boxes of 20.

Multiple Items

Need a larger amount? Make a quick order.

$27.19

Textured Round Liner - 1 - #12 (0.35mm) - Long Taper (7mm)

CART-463

821 available

$0.00

$26.77

Super Tight Liner - 3 - #8 (0.25mm) - Long Taper (7mm)

CART-464

2768 available

$0.00

$26.77

Round Liner - 3 - #12 (0.35mm) - Long Taper (7mm)

CART-466

3377 available

$0.00

$26.77

Round Liner - 3 - #12 (0.35mm) - Medium Taper (5mm)

CART-467

730 available

$0.00

$31.49

Textured Round Liner - 3 - #12 (0.35mm) - Long Taper (7mm)

CART-468

424 available

$0.00

$26.77

Round Shader - 3 - #12 (0.35mm) - Long Taper (7mm)

CART-469

107 available

$0.00

$26.77

Round Shader - 3 - #12 (0.35mm) - Medium Taper (5mm)

CART-470

166 available

$0.00

$27.62

Super Tight Liner - 5 - #8 (0.25mm) - Long Taper (7mm)

CART-471

1726 available

$0.00

$27.62

Round Shader - 5 - #8 (0.25mm) - Long Taper (7mm)

CART-472

59 available

$0.00

$27.62

Tight Liner - 5 - #10 (0.30mm) - Long Taper (7mm)

CART-473

1695 available

$0.00

$27.62

Round Shader - 5 - #10 (0.30mm) - Long Taper (7mm)

CART-474

358 available

$0.00

$27.62

Round Liner - 5 - #12 (0.35mm) - Long Taper (7mm)

CART-475

2485 available

$0.00

$27.62

Round Liner - 5 - #12 (0.35mm) - Medium Taper (5mm)

CART-476

335 available

$0.00

$27.62

Textured Round Liner - 5 - #12 (0.35mm) - Long Taper (7mm)

CART-477

79 available

$0.00

$27.62

Round Shader - 5 - #12 (0.35mm) - Long Taper (7mm)

CART-478

864 available

$0.00

$27.62

Round Shader - 5 - #12 (0.35mm) - Medium Taper (5mm)

CART-479

161 available

$0.00

$27.62

Magnum - 5 - #12 (0.35mm) - Long Taper (7mm)

CART-480

508 available

$0.00

$27.62

Curved Magnum - 5 - #12 (0.35mm) - Long Taper (7mm)

CART-481

563 available

$0.00

$27.62

Curved Magnum - 5 - #12 (0.35mm) - Medium Taper (5mm)

CART-482

317 available

$0.00

$27.62

Turbo Liner - 5 - #12 (0.35mm) - Long Taper (7mm)

CART-483

106 available

$0.00

$27.62

Super Tight Liner - 7 - #8 (0.25mm) - Long Taper (7mm)

CART-484

372 available

$0.00

$27.62

Round Shader - 7 - #8 (0.25mm) - Long Taper (7mm)

CART-485

9 available

$0.00

$27.62

Magnum - 7 - #8 (0.25mm) - Long Taper (7mm)

CART-486

78 available

$0.00

$27.62

Curved Magnum - 7 - #8 (0.25mm) - Long Taper (7mm)

CART-487

524 available

$0.00

$27.62

Tight Liner - 7 - #10 (0.30mm) - Long Taper (7mm)

CART-488

988 available

$0.00

$27.62

Round Shader - 7 - #10 (0.30mm) - Long Taper (7mm)

CART-489

289 available

$0.00

$27.62

Magnum - 7 - #10 (0.30mm) - Long Taper (7mm)

CART-490

81 available

$0.00

$27.62

Curved Magnum - 7 - #10 (0.30mm) - Long Taper (7mm)

CART-491

1058 available

$0.00

$27.62

Round Liner - 7 - #12 (0.35mm) - Long Taper (7mm)

CART-492

1755 available

$0.00

$27.62

Round Liner - 7 - #12 (0.35mm) - Medium Taper (5mm)

CART-493

1082 available

$0.00

$27.62

Textured Round Liner - 7 - #12 (0.35mm) - Long Taper (7mm)

CART-494

90 available

$0.00

$27.62

Round Shader - 7 - #12 (0.35mm) - Long Taper (7mm)

CART-495

1377 available

$0.00

$27.62

Round Shader - 7 - #12 (0.35mm) - Medium Taper (5mm)

CART-496

220 available

$0.00

$27.62

Magnum - 7 - #12 (0.35mm) - Long Taper (7mm)

CART-497

716 available

$0.00

$27.62

Magnum - 7 - #12 (0.35mm) - Medium Taper (5mm)

CART-498

673 available

$0.00

$27.62

Curved Magnum - 7 - #12 (0.35mm) - Long Taper (7mm)

CART-499

1432 available

$0.00

$27.62

Curved Magnum - 7 - #12 (0.35mm) - Medium Taper (5mm)

CART-500

639 available

$0.00

$27.62

Hollow Liner - 7 - #12 (0.35mm) - Long Taper (7mm)

CART-501

60 available

$0.00

$27.62

Super Tight Liner - 8 - #8 (0.25mm) - Long Taper (7mm)

CART-503

77 available

$0.00

$27.62

Round Shader - 8 - #8 (0.25mm) - Long Taper (7mm)

CART-504

34 available

$0.00

$28.04

Tight Liner - 8 - #10 (0.30mm) - Long Taper (7mm)

CART-505

65 available

$0.00

$28.04

Round Shader - 8 - #10 (0.30mm) - Long Taper (7mm)

CART-506

127 available

$0.00

$28.04

Round Liner - 8 - #12 (0.35mm) - Long Taper (7mm)

CART-507

136 available

$0.00

$28.04

Round Liner - 8 - #12 (0.35mm) - Medium Taper (5mm)

CART-508

115 available

$0.00

$28.04

Textured Round Liner - 8 - #12 (0.35mm) - Long Taper (7mm)

CART-509

90 available

$0.00

$28.04

Hollow Liner - 8 - #12 (0.35mm) - Long Taper (7mm)

CART-510

44 available

$0.00

$31.87

Super Tight Liner - 9 - #8 (0.25mm) - Long Taper (7mm)

CART-511

87 available

$0.00

$31.87

Magnum - 9 - #8 (0.25mm) - Long Taper (7mm)

CART-513

30 available

$0.00

$31.87

Curved Magnum - 9 - #8 (0.25mm) - Long Taper (7mm)

CART-514

712 available

$0.00

$31.87

Tight Liner - 9 - #10 (0.30mm) - Long Taper (7mm)

CART-515

1294 available

$0.00

$31.87

Round Shader - 9 - #10 (0.30mm) - Long Taper (7mm)

CART-516

559 available

$0.00

$31.87

Magnum - 9 - #10 (0.30mm) - Long Taper (7mm)

CART-517

155 available

$0.00

$31.87

Curved Magnum - 9 - #10 (0.30mm) - Long Taper (7mm)

CART-518

2251 available

$0.00

$31.87

Round Liner - 9 - #12 (0.35mm) - Long Taper (7mm)

CART-519

2952 available

$0.00

$31.87

Textured Round Liner - 9 - #12 (0.35mm) - Long Taper (7mm)

CART-521

13 available

$0.00

$31.87

Round Shader - 9 - #12 (0.35mm) - Long Taper (7mm)

CART-522

2222 available

$0.00

$31.87

Round Shader - 9 - #12 (0.35mm) - Medium Taper (5mm)

CART-523

618 available

$0.00

$31.87

Magnum - 9 - #12 (0.35mm) - Long Taper (7mm)

CART-524

752 available

$0.00

$31.87

Magnum - 9 - #12 (0.35mm) - Medium Taper (5mm)

CART-525

137 available

$0.00

$31.87

Curved Magnum - 9 - #12 (0.35mm) - Long Taper (7mm)

CART-526

2970 available

$0.00

$31.87

Curved Magnum - 9 - #12 (0.35mm) - Medium Taper (5mm)

CART-527

462 available

$0.00

$31.87

Turbo Liner - 9 - #12 (0.35mm) - Long Taper (7mm)

CART-529

111 available

$0.00

$31.87

Super Tight Liner - 11 - #8 (0.25mm) - Long Taper (7mm)

CART-530

52 available

$0.00

$31.87

Round Shader - 11 - #8 (0.25mm) - Long Taper (7mm)

CART-531

19 available

$0.00

$31.87

Magnum Shader - 11 - #8 (0.25mm) - Long Taper (7mm)

CART-532

20 available

$0.00

$31.87

Curved Magnum - 11 - #8 (0.25mm) - Long Taper (7mm)

CART-533

192 available

$0.00

$31.87

Tight Liner - 11 - #10 (0.30mm) - Long Taper (7mm)

CART-534

387 available

$0.00

$31.87

Round Shader - 11 - #10 (0.30mm) - Long Taper (7mm)

CART-535

125 available

$0.00

$31.87

Magnum - 11 - #10 (0.30mm) - Long Taper (7mm)

CART-536

47 available

$0.00

$31.87

Curved Magnum - 11 - #10 (0.30mm) - Long Taper (7mm)

CART-537

1239 available

$0.00

$31.87

Round Liner - 11 - #12 (0.35mm) - Long Taper (7mm)

CART-538

579 available

$0.00

$31.87

Round Liner - 11 - #12 (0.35mm) - Medium Taper (5mm)

CART-539

402 available

$0.00

$31.87

Textured Round Liner - 11 - #12 (0.35mm) - Long Taper (7mm)

CART-540

37 available

$0.00

$31.87

Round Shader - 11 - #12 (0.35mm) - Long Taper (7mm)

CART-541

225 available

$0.00

$31.87

Round Shader - 11 - #12 (0.35mm) - Medium Taper (5mm)

CART-542

216 available

$0.00

$31.87

Magnum - 11 - #12 (0.35mm) - Long Taper (7mm)

CART-543

118 available

$0.00

$31.87

Magnum - 11 - #12 (0.35mm) - Medium Taper (5mm)

CART-544

98 available

$0.00

$31.87

Curved Magnum - 11 - #12 (0.35mm) - Long Taper (7mm)

CART-545

2114 available

$0.00

$31.87

Curved Magnum - 11 - #12 (0.35mm) - Medium Taper (5mm)

CART-546

290 available

$0.00

$31.87

Hollow Liner - 11 - #12 (0.35mm) - Long Taper (7mm)

CART-547

33 available

$0.00

$31.87

Turbo Liner - 11 - #12 (0.35mm) - Long Taper (7mm)

CART-548

48 available

$0.00

$33.57

Magnum - 13 - #10 (0.30mm) - Long Taper (7mm)

CART-549

119 available

$0.00

$33.57

Curved Magnum - 13 - #10 (0.30mm) - Long Taper (7mm)

CART-550

1089 available

$0.00

$33.57

Magnum - 13 - #12 (0.35mm) - Long Taper (7mm)

CART-551

121 available

$0.00

$33.57

Magnum - 13 - #12 (0.35mm) - Medium Taper (5mm)

CART-552

97 available

$0.00

$33.57

Curved Magnum - 13 - #12 (0.35mm) - Long Taper (7mm)

CART-553

1393 available

$0.00

$33.57

Curved Magnum - 13 - #12 (0.35mm) - Medium Taper (5mm)

CART-554

426 available

$0.00

$33.57

Super Tight Liner - 14 - #8 (0.25mm) - Long Taper (7mm)

CART-556

89 available

$0.00

$33.57

Tight Liner - 14 - #10 (0.30mm) - Long Taper (7mm)

CART-557

176 available

$0.00

$33.57

Round Liner - 14 - #12 (0.35mm) - Long Taper (7mm)

CART-558

246 available

$0.00

$33.57

Round Liner - 14 - #12 (0.35mm) - Medium Taper (5mm)

CART-559

135 available

$0.00

$26.77

Round Shader - 3 - #10 (0.30mm) - Long Taper (7mm)

CART-664

234 available

$0.00

$33.57

Textured Round Liner - 14 - #12 (0.35mm) - Long Taper (7mm)

CART-560

14 available

$0.00

$33.57

Round Shader - 14 - #12 (0.35mm) - Long Taper (7mm)

CART-561

38 available

$0.00

$33.57

Round Shader - 14 - #12 (0.35mm) - Medium Taper (5mm)

CART-562

148 available

$0.00

$29.99

Round Shader - 15 - #8 (0.25mm) - Long Taper (7mm)

CART-563

107 available

$0.00

$33.99

Round Shader - 15 - #10 (0.30mm) - Long Taper (7mm)

CART-564

126 available

$0.00

$19.99

Magnum - 15 - #10 (0.30mm) - Long Taper (7mm)

CART-565

1259 available

$0.00

$33.99

Curved Magnum - 15 - #10 (0.30mm) - Long Taper (7mm)

CART-566

1780 available

$0.00

$33.99

Round Shader - 15 - #12 (0.35mm) - Long Taper (7mm)

CART-567

297 available

$0.00

$33.99

Round Shader - 15 - #12 (0.35mm) - Medium Taper (5mm)

CART-568

90 available

$0.00

$33.99

Magnum - 15 - #12 (0.35mm) - Long Taper (7mm)

CART-569

176 available

$0.00

$33.99

Magnum - 15 - #12 (0.35mm) - Medium Taper (5mm)

CART-570

95 available

$0.00

$33.99

Curved Magnum - 15 - #12 (0.35mm) - Long Taper (7mm)

CART-571

2381 available

$0.00

$33.99

Curved Magnum - 15 - #12 (0.35mm) - Medium Taper (5mm)

CART-572

239 available

$0.00

$33.99

Curved Magnum - 17 - #10 (0.30mm) - Long Taper (7mm)

CART-574

791 available

$0.00

$33.99

Curved Magnum - 17 - #12 (0.35mm) - Long Taper (7mm)

CART-575

660 available

$0.00

$33.99

Curved Magnum - 17 - #12 (0.35mm) - Medium Taper (5mm)

CART-576

86 available

$0.00

$33.99

Round Liner - 18 - #12 (0.35mm) - Long Taper (7mm)

CART-577

11 available

$0.00

$39.99

Magnum - 19 - #10 (0.30mm) - Long Taper (7mm)

CART-578

125 available

$0.00

$48.44

Curved Magnum - 19 - #10 (0.30mm) - Long Taper (7mm)

CART-579

236 available

$0.00

$48.44

Magnum - 19 - #12 (0.35mm) - Long Taper (7mm)

CART-580

89 available

$0.00

$48.44

Magnum - 19 - #12 (0.35mm) - Medium Taper (5mm)

CART-581

18 available

$0.00

$48.44

Curved Magnum - 19 - #12 (0.35mm) - Long Taper (7mm)

CART-582

365 available

$0.00

$48.44

Magnum - 23 - #8 (0.25mm) - Long Taper (7mm)

CART-583

19 available

$0.00

$48.44

Curved Magnum - 23 - #8 (0.25mm) - Long Taper (7mm)

CART-584

164 available

$0.00

$48.44

Magnum - 23 - #10 (0.30mm) - Long Taper (7mm)

CART-585

187 available

$0.00

$48.44

Curved Magnum - 23 - #10 (0.30mm) - Long Taper (7mm)

CART-586

488 available

$0.00

$48.44

Magnum - 23 - #12 (0.35mm) - Long Taper (7mm)

CART-587

60 available

$0.00

$48.44

Curved Magnum - 23 - #12 (0.35mm) - Long Taper (7mm)

CART-589

1179 available

$0.00

$48.44

Curved Magnum - 23 - #12 (0.35mm) - Medium Taper (5mm)

CART-590

322 available

$0.00

$48.44

Curved Magnum - 25 - #10 (0.30mm) - Long Taper (7mm)

CART-591

399 available

$0.00

$48.44

Magnum - 27 - #10 (0.30mm) - Long Taper (7mm)

CART-592

26 available

$0.00

$48.44

Curved Magnum - 27 - #10 (0.30mm) - Long Taper (7mm)

CART-593

1493 available

$0.00

$26.77

Tight Liner - 3 - #10 (0.30mm) - Long Taper (7mm)

CART-465

1803 available

$0.00

$63.74

Magnum - 39 - #10 (0.30mm) - Long Taper (7mm)

CART-977

12 available

$0.00

$63.74

Curved Magnum - 39 - #10 (0.30mm) - Long Taper (7mm)

CART-979

104 available

$0.00

$80.74

Magnum - 49 - #10 (0.30mm) - Long Taper (7mm)

CART-978

51 available

$0.00

$80.74

Curved Magnum - 49 - #10 (0.30mm) - Long Taper (7mm)

CART-980

73 available

$0.00

$27.19

Round Liner - 1 - #12 (0.35mm) - Long Taper (7mm)

CART-462

38 available

$0.00

$33.99

Whip Shading Magnum - 3RLx5 - #12 (0.35mm) - Long Taper (7mm)

CART-1595

40 available

$0.00

$33.99

Whip Shading Magnum - 3RLx4 - #12 (0.35mm) - Long Taper (7mm)

CART-1596

58 available

$0.00

$33.99

Whip Shading Magnum - 3RLx3 - #12 (0.35mm) - Long Taper (7mm)

CART-1597

57 available

$0.00
Total: $0.00
Kwadron Combat Magnums are sold in boxes of 16. All other configurations are sold in boxes of 20.

Description

Box of 20 Cartridge Tattoo Needles by Kwadron

Kwadron tattoo needles are known for being precisely made with high-quality materials for optimal performance.

Kwadron cartridges boast a unique stabilizing system for optimal tattooing. The cartridges also employ a full membrane that protects from ink back flow. These cartridge tattoo needles are made with medical grade plastic housing, which helps reduce friction between the needle grouping and the tip. The surgical steel needles are razor-sharp and designed with utmost precision for every configuration.

This listing is for one box of 20 Kwadron cartridge tattoo needles.

Kwadron Needle Taper Reference:

Kwadron Taper Sizes Length
Long Taper 7mm
Medium Taper 5mm
Short Taper 3mm

Specifications:

  • Medical grade plastic cartridges
  • Surgical stainless steel needles
  • Precise needle configurations
  • Optimal ink flow
  • Engineered with unique needle stabilizing system
  • Full membrane protects against ink back flow
  • Needle Diameter: 0.35mm
  • Short Taper (ST) = 3mm
  • Long Taper (LT) = 7mm
  • Medium Taper (MT) = 5mm
  • E.O. (ethylene oxide) gas sterilized
  • Price per one box of 20
Product Weight: 0.2 lb

Size Table

Standard Body Jewelry Measurements

The following webchart is a quick reference guide for standard body jewelry measurements and how to measure basic body jewelry. Please print this webchart to help measure your body jewelry accurately.

Standar Body Jewelry MeasurementsJPG (300 KB)

Visit our PainfulPleasures Infocenter for additional body jewelry information. There, you will find detailed articles on standard body jewelry sizes, how to measure body jewelry, basic body jewelry, and more.

Standard Body Jewelry Threading

Ensure compatibility between standard (non-custom) PainfulPleasures body jewelry parts using the tables below. More information on threading, including custom thread patterns, can be found in our Threading Infocenter article.

Internally threaded jewelry has a threaded post on the top and/or end, which is then inserted into a threaded hole in the barbell shaft.

Internal Thread Patterns by Gauge

Gauge

18g, 16g

14g, 12g

10g–00g

Internal Thread Pattern

0.8mm or 0.9mm

1.2mm

2.0mm


Externally threaded jewelry has a threaded post on the barbell shaft, which is then inserted into a threaded hole in the top and/or end.

External Thread Patterns by Gauge

Gauge

18g, 16g

14g, 12g, 10g

External Thread Pattern

1.2mm

1.6mm

Shipping & Returns

View Shipping & Return Policies

Safety & Compliance Info

All product compliance documentation, including SDS, sterilization records, and other relevant information, can be found in ourWeb Viewer platform(link opens in a new window). Search by product name, brand, or SKU to view available documents.

Overall rating: 4.895161 / 5 from 124 reviews.

AI Generated Review Summary

Kwadron Cartridge Tattoo Needles are highly regarded for their excellent quality, precise fill, and smooth ink flow. The medical-grade plastic cartridges and surgical stainless steel needles ensure optimal performance and protection against ink backflow. Customers appreciate the fast shipping and the unique stabilizing system that enhances the tattooing experience.

Summary topics

  • Cartridge Quality (11%): Customers appreciated the cartridges, as they were the best they have ever used. (100% agreement)
  • Shipping Speed (8%): Customers expressed appreciation for the fast and quick delivery of the products, which was mentioned multiple times in the reviews.
  • Needle Quality (21%): A significant number of customers pointed out that Kwadron needles have excellent quality and are very precise.
  • Ink Flow (9%): Customers loved the lines produced by Kwadron, praising their precise fill and buttery smooth ink flow.

Review topics: ["package","quality","shipping","works","service","details","consistency","order","issues","price","needles","cartridges","lines","groupings","kwadron","carts","ink","use","tattoo"].

Review highlights

  • "Excellent quality product and speedy delivery and service." — Corey B.
  • "Bugpin tight 3L cartridges for accurate fine detail did not disappoint." — John H.
  • "These are great quality needles that load ink in very well, and the needles are very precise." — Darwin E.

Reviews

Needle review

"These cartridges work perfectly. These are ny favorite to use and the price is worth it."

— Lamar (5/5)

Awesome needles quality and at

"Awesome needles quality and at a great price nicely pack"

— Frank F. (5/5)

Awesome product

"I love these carts. I chose this brand every single time"

— Ricky C. (5/5)

Absolutely love this brand

"I’ve been using Kwadron consistently for almost 4 years now, and I can only think of one time I had an issue, and it was with only one cart out of a box of 20."

— Amanda E. (5/5)

pretty great needles

"I highly recommend these tattoo needles. They glide so well!"

— Nicole B. (5/5)

Love these needles

"Been using these for about 4 years and have not gone back, very consistent"

— Alex P. (5/5)

Love kwadron

"The only needle brand I’ll use. Tried many others but always finds my way back to kwadron."

— Sam (5/5)

Great needles solid lines 🤘😁🤘

"Great needles solid lines 🤘😁🤘"

— David H. (5/5)

Consistency is key and these

"Consistency is key and these cartridges are the best!!"

— Bisquette B. (5/5)

Big Fan of kwadron. Needle

"Big Fan of kwadron. Needle quality and consistency is great. Ink flows great no matter what machine I use. The groupings are super tight. Big fan of their long tapers super clean"

— Gary B. (5/5)

Q&A

Frequently Asked Questions

What's the difference between Kwadron's long, medium, and short taper needles?

Long taper needles (7 mm) have a sharper point and are good for fine lines, black-and-white work, and realistic shading. The medium taper needles (5 mm) aren't as sharp, but they offer ideal control and ink delivery. The short taper needles (3 mm) have rounded tips and create solid, heavier lines at a faster pace. Discover our guide to tattoo needles for more about each type.

Why do so many artists stick with Kwadron over other cartridge brands?

Kwadron needles have built a strong and loyal following thanks to their razor-like sharpness, medical-grade components, and consistent ink delivery and skin penetration. These attributes enhance control and create more striking, visually authentic designs.

Are Kwadron cartridges compatible with any tattoo machine?

Kwadron cartridges are compatible with a wide range of standard rotary and pen-style tattoo machines, as well as any machine outfitted with universal cartridge grips. They easily click into models from CheyenneOpens a new window, FK IronsOpens a new window, and other recognized brands but require a cartridge grip adapter for use with traditional coil machines.

What needle diameter should you choose for fine line versus bold work?

The 0.25 mm round liners and single needle cartridges offer the control and precision needed for fine lines. In comparison, 0.35 mm round liners, flat shaders, and magnums deliver the width and saturation sought for bold work. Explore these and other types of Kwadron needlesOpens a new window, as well as ink and other supplies for rounding out your kit.

How does Kwadron's membrane design prevent ink backflow?

The membrane provides an airtight fit with the tattoo machine. The setup stops ink leakage and offers adaptable tension (improving the artist's control). It keeps ink out of the machine's interior, where it could otherwise clog the motor, prematurely damage parts, and contribute to cross-contamination.