Alpinestars Nucleon KR-CELLi Back Protector Insert SKUs
The extremely lightweight, CE-certified KR-CELLi Protector Insert features an articulated back shell plate for flexibility and riding fit, plus an advanced micro-structure cell design for efficient impact energy absorption and high levels of airflow.
The triple-segmented back shell plate is constructed from a high-performance polymeric material blend
Unique CELL microstructure designed for advanced energy absorption, adaptivity, maximum breathability and air flow
Safety standards in accordance with the EN 1621-2: 2014 Level 1