This item is an exercise brake pad, made from felt and chemical fiber material for practical to use. This felt brake pad is wear-resistant, non-slip, and very durable for long time use. Easy to install, safe to use and quick release installation. It will be the choice for you. Features -Color:Light Grey -Material:Felt, chemical fiber -Size:12.00X3.00X1.00cm/4.72X1.18X0.39in -Applicable fitness equipment, such as exercise bike, to increase the hindrance ability. -Adopted of felt and chemical fiber material, it owns the ability of no-slide, wear-resistant, strong and durable. -Easy to install, use, and disassemble for your convenience and save your time. -With few obstacles on the bike, and withstand constant bumps and . Stable installation and safe use. -This brake pad is a great present for your friend who loves to build their bodies. The product is wear-resistant, strong and durable. Package list: 8 x Brake Pads