The ultra-lightweight Nucleon KR-CELLi Protector insert is developed in three waist-to-shoulder dimensions to cover all body sizes. Unique cell micro-structure designed for advanced energy absorption, adaptivity, maximum breathability and air flow.; ; Back Protection - EN 1621-2:2014 Level 1 The triple segmented back shell plate is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties The back protector's 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 Horizontal flexion groves for an adaptive fit in different riding position Soft comfortable airmesh on the body side of the protector offers maximum breathability and rider comfort