Alpinestars A-10 V2 Alpinestars is proud to present you his new chest cross protection, the A-10 V2 Full Chest Protector. The A-10 V2 Full Chest Protector features Level 2 CE and UKCA Certified Polyhedron Hybrid Technology chest and back protectors and Level 2 Polyhedron Technology shoulder protectors offering unsurpassed levels of ventilation. This protector is ultra-lightweight and offers superior upper body protection against impacts. 17% of the protector structure consist of ventilation apertures and are aligned through both layers of the hybrid layers to ensure maximum ventilation. Lightest CE Level 2 Chest Protector. Super ventilated with ram air plenum directing heat build-up away from the chest. Flexible chest protector molds to the chest shape. Anatomically profiled back protector is super ventilated. Adjustable and removable shoulder padding. BNS compatible via removable puck panel and elasticated BNS pull tabs.