Centric Solid Helmet Dark Smoke Shield Size:Medium plus a removable thermal liner 6 mAh 7 Volt plus a removable thermal liner consisting of 100g torso insulation with 60g insulation on the arms – excellent for dialing in the appropriate amount of year round climate control for the rider based on the riding conditions multi density EPS liner is designed to absorb impact energy while directing cooling air through internal channels it delivers a lightweight yet robust shell that offers outstanding protection and performance at exceptional value Dark Smoke: This version comes with an additional dark smoke shield—perfect for sunny rides while enhancing your style with a sleek