Alpinestars Nucleon KR-1 Cell Back Protector

Alpinestars Nucleon KR1 Cell Back Protector The Alpinestars Nucleon KR1 Cell Back Protector uses Cell Technology for a lightweight back protector with plenty of flexibility. Add the KR1 underneath your race suit or whatever jacket you're wearing for a full coverage back protector that straps to your body. Features: Constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties Developed in three waist-to-shoulder dimensions in order to cover all body sizes Extended lower back protector offers more protection to the rider Highly perforated for maximum breathability and ventilation Horizontal flexion grooves for an adaptive fit  Adjustable and detachable elastic shoulder straps  Height adjustable kidney belt featuring dual hook and loop closure system for easy, secure closure Soft Bio-Foam padded chassis  CE certified to EN 1621-2:2014 Level 2 EURO US  SIZE CHEST  WAIST  HEIGHT  42-44 32-34 XS 83.5-89 69-75 163-168