1、Lined with high-density EPS foam, great shock absorption. 2、ABS shell with high strength, solid, durable, good anti-deformation and high conservation level. 3、14 air vents for an outstanding airflow and heat dissipation. 4、Removable short plush lining and thick earpads, warm to wear and easy to wash. 5、Adjustable dial for quick and easy adjust to your cozy fit. 6、In-mold streamline design, cut down wind resistance when skiing. The ski helmet is special designed with a detachable short plush linging and ear covers, providing you with superior conservation and warmth. Strong ABS hard shell & high-density EPS foam for great shock absorption & high conservation level. Nice for skiing, snowboarding and other snow sports etc. Features: Lined with high-density EPS foam, great shock absorption. ABS shell with high strength, solid, durable, good anti-deformation and high conservation level. 14 air vents for an outstanding airflow and heat dissipation. Removable short plush lining and thick ear pads, warm to wear and easy to wash. Adjustable dial for quick and easy adjust to your cozy fit. In-mold streamline design, cut down wind resistance when skiing. Specifications: Material: EPS + ABS Color: Black / White / Purple (optional) Head Circumference: 58-62 cm / 22.0 - 24.4 in Packing Size: 31.5 * 22.5 * 20 cm / 12.4 * 8.9 * 7.9 in Packing Weight: 610 g / 1.3 lb Package List: 1 * Helmet 1 * Helmet