Answer AR1 HelmetThe Answer AR1 Helmet has been designed from the ground-up for quality helmet construction, design and style for even the tightest of riding budgets. Aggressive styling, an updated eye port for optimal vision and 14 strategically placed vents maximize airflow without compromising shell integrity.Features: Dual-density EPS liner Expanded polystyrene (EPS) is a rigid, energy absorbing foam. In the helmet industry, EPS is the most common means of energy management to protect the brain. Generic EPS is often referred to as Styrofoam (a trademarked name owned by the Dow Chemical Company). Premium helmet producers utilize multi-density EPS liners to balance comfort, safety and performance. Injection-molded polycarbonate / ABS blended shell 14 total intake and exhaust vents Removable and washable cheek pads and liner Meets or exceeds DOT and ECE 22.05 The ECE 22.05 (Economic Commission for Europe) standard is quite a bit younger than the current DOT standard, and in many ways offers a more comprehensive battery of testing than its American cousin. ECE standards test for safety features that can contribute to avoiding an accident altogether, such as the optical quality of approved face shields and safety factors not directly related to impact, such as shell rigidity. Unlike the DOT, every ECE 22.05 certified helmet model must actually be tested against the standard by an independent lab before it is available for sale with an ECE sticker. standards