Shell is constructed with ABS. Multiple air vents for optimal ventilation and cooling. Glossy finish. Durable multi-colored graphics. Ultra-plush removable, sweat absorbing and washable padded inner liner. Double-D safety lock with easy strap adjustment for perfect individual fit. Goggles rest securely in place on ridge at back of shell. Hydration hose guide optional available. Airflaps™ compatible. Meets DOT and ECE 22.05 safety standards.