Alpinestars - Bionic Action Knee Guard Options:One-Size Composition: 62% Leather

Composition: 62% Leather

with a lower pivot point that allows the shell to be smoother in the temple area improving the helmet’s ability to slide more smoothly should it contact the ground or obstacles

and a two-way zipper for easy temperature regulation

Now there’s only one name you need to remember for maximum protection

Tricomposite fiberglass

Alpinestars - Bionic Action Knee Guard Options:One-Size Composition: 62% LeatherWith ergonomically profiled protection held securely in position via a dual elasticated strap system, the Bionic Action Knee Protector incorporates foam padding for rider comfort. The asymmetric and lightweight design ensures this knee protector provides optimal levels of comfort and freedom of movement. Key Features: Double strap closure system on knee protectors specially designed to offer more comfort while keeping the protector in position while