Alpinestars Nucleon Kr 1 Cell Back Protector Black M

The Nucleon KR-1 Cell back protector incorporates race-orientated back protection. Featuring hard plastic lattice structured shell, this innovative back protector is uncompromising in safety and performance. Ergonomically profiled for sport riding with superb ventilation, the Nucleon KR-1 Cell is extremely lightweight and breathable.Key Features:- 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 padded chassis for maximum comfort.Construction:- 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.- Highly perforated for maximum breathability and ventilation.- Horizontal flexion grooves for an adaptive fit in different riding positions.Protect