gear up for summer now!

Alpinestars KR-CELLi Back Protector

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 for optimized flexibility and excellent weight saving properties
  • Unique cell micro-structure designed for advanced energy absorption, adaptivity, maximum breathability and air flow


  • Back Protection – EN 1621-2:2014 Level 1
  • The ultra-lightweight Nucleon KR-CELLi Protector insert is developed in three waist-to-shoulder dimensions to cover all body sizes
  • The back protectors structure design and structural change from centre towards the outside provide the perfect balance between force dispersion and energy absorption
  • Ergonomic protection plate contours to the natural curve of the back ensuring optimum fit while riding

Related Items