Alpinestars Nucleon Flex Plus Knee Protectors

Features Ergonomic design that allows high levels of movement Cell structure ensures maximum comfort and ventilation Slim design makes the protector discreet off the bike Protector cells are bridged together, allowing for an adaptive shape and enhanced levels of comfort and protection PROPOSITION 65 ⚠WARNING This product can expose you to chemicals known to the State of California to cause Cancer or birth defects and reproductive harm. For more information go to: https://oehha.ca.gov/proposition-65