Bionic Plasma Knee Protector Size:S/M As with all of Alpinestars

As with all of Alpinestars motorcycle boots

The BNS TECH-2 is designed to provide a customizable

Upper chest zippered hand pockets work in tandem with the direct ventilation openings to ensure personalised levels of cooling airflow

Newly developed direct ventilation system (DVS) zippered chest air intakes for high levels of airflow

Bionic Plasma Knee Protector Size:S/M As with all of AlpinestarsAnatomically profiled for all forms of off road riding, the Bionic Pro PLASMA Knee Protector has been engineered to be lightweight, breathable, comfortable and protective, and features a removable Nucleon PLASMA knee protector embedded into a chassis that is abrasion resistant on the outer and highly breathable on the inner for maximum performance. Two independent thermoplastic shells are strategically positioned over the patella for enhanced levels