The Alpinestars Bionic Action Chest Protector is an ultra lightweight protection system with superior upper body protection against impacts. Cell Technology cover chest and back protectors to provide optimum ventilation throughout the race. Both front and rear hard shell plates are backed with bio foam to ensure a comfortable snug fit. Quick and easy to put on with no arm obstruction. Features: All-new triple layer chest protector features a highly perforated impact absorption insert for high levels of protection Extended padding to offer more protection against tire roost without obstructing arm movement The protector plastic shells are perforated for maximum breathability and cooling ventilation Elastic closure system features newly designed, quick and easy buckles that fit a broad range of rider body sizes Thermoformed padded chassis for optimized levels of comfort and close fit Adjustable shoulder straps for optimal fit
