Nucleon Flex Plus Knee Protectors YGroup_3325024 Featuring a design optimized for

Featuring a design optimized for endure riding

allowing it to be adapted to the weather conditions for real-world versatility

the Nucleon Flex family of protectors is ergonomically engineered for comfort

Tech-Air® 10 is the latest innovative autonomous airbag to join the Alpinestars’ Tech-Air® family

100% Cotton

Nucleon Flex Plus Knee Protectors YGroup_3325024 Featuring a design optimized forThe Nucleon Flex Plus family of protectors feature a rider friendly design which adapts to the contours of the riders body, thus ensuring maximum comfort and protection. Boasting a sleek, low profile shape, these protectors blend a lightweight, perforated open cell structure with Alpinestars Flex technology in an ergonomic design for maximum levels of movement on the bike.