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.