Features: Comfortable soft knee guard with IPX foam protection, Lightweight low-bulk construction, IPX knee protection is soft and pliable while riding, but hardens on impact, Made from sweat-absorbing and breathable neoprene, Abrasion-resistant material in critical areas, Adjustable, elastic Velcro strap provides a secure and snug fit, Slim enough to be worn under jeans/ pants. CE Certified EN 1621-1 (Knee Protector)