Alpinestars Nucleon KR-1 Cell Back Protector

Cell Technology back protector is 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 in different riding positions Adjustable and detachable elastic shoulder straps via a snap fit system for greater comfort Height adjustable kidney belt featuring dual hook-and-loop closure system for easy, secure closure Soft Bio-Foam passed chassis for maximum comfort