The back protector Company 4 per armor made of foamed nitrile rubber with perforated structure and functional, anatomical shape is extremely light and flexible. The protector bends and stretches elongated both on the side and is held in the lumbar area by removable straps and a removable and adjustable band. This accessories offer excellent protection and high comfort and is therefore perfect for racing use under station wagon or, with normal motorcycle insert, under motorcycle jackets. The Company 4 Pro Armor Back Protector, Made of Expanded Nitrile Rubber, with Perforated Structure and Functional and Anatomical Shape, is Extremely Light and Flexible. The Protector Flexes and Extends Longitudinally and Laterally and is hero in Place by Removable Shoulder Straps and a Lumbar Band That Can.