Do not machine wash or hand wash. KNEE COMPRESSION SLEEVES MATERIAL: Knee sleeves(2 pcs) offer premium softness and wicking ability using elastic polyester fabric. Do not machine wash or hand wash. DESIGN: Nice workmanship, with honeycomb pad design to protect leg from crash, as well with anti slip band, no easy to fall off. LEG PROTECTION: Extended Leg Sleeve length for a better fit as well as added protection against cuts and scratches, reduce chafing, abrasion & skin irritation. COLLISION AVOIDING: Special hexagonal honeycomb pad shock absorption PEF, effectively resist the impact force, avoid to get hurt from external pressure, perfect in mitigation and dispersion shocks. SUITABLE SPORTS: knee brace is designed for basketball, football, baseball, hockey, volleyball, skating, cycling, climbing, lacrosse, paintball, golf, soccer etc.