Acrylic Bent Barbells - Our acrylic bent barbells have curved shafts made from 316L surgical stainless steel and balls made from lightweight acrylic in fun colors and designs. Shop for curved barbells with spike-shaped acrylic ends, UV balls, acrylic balls swirled with color, and other bright ends! Each acrylic curved barbell shaft is precision-machined and hand-polished, and all of our acrylic bent barbells are 100% guaranteed.