The Alpinestars Bionic Flex Knee Protector features ergonomically profiled Nucleon Flex Technology protection held securely in position with an elasticated top strap and silicon hems
Alpinestars Bionic Flex Knee Protector

The Alpinestars Bionic Flex Knee Protector features ergonomically profiled Nucleon Flex Technology protection held securely in position with an elasticated top strap and silicon hems