RRSKIT Summer Competitive Riding Pneumatic Sunproof Sleeves Bike Wind-breaking Reduce Wind Resistance Breathable Long Sleeves Brand: RRSKIT Name: Cycling Pneumatic Sleeve Cover Material: 61% polyester+6% nylon+33% elastic fiber Weight: 24g (L size) Color: White, Black S/M: 50-75kg L/XL: 75-100kg 1. Imported pneumatic shuttle woven high elasticity fabric is widely used by major brands, with excellent performance 2. Four needle and six thread splicing ensures strength while being skin friendly, and the suture position is flat 3. Break the bottom price and buy high-quality woven pneumatic fabric at the price of ordinary sleeve