The Street Knee Open Back Pad (Youth) offers great protection for the pad wearer who wants non-bulky knee pads. The low profile, ultra-flexible body is perfect for street, park, and learning new tricks. Locked in EVA foam, a combination of thick and thin padding with an ergonomic design that “locks in” your elbows for optimal fit and maximum protection. Ballistic Nylon, ultra-tough ballistic nylon that resists tears and protects your elbows from skids and scrapes. Perforated Neoprene, allows for better ventilation keeping you cool and dry.