About this item Design: Motocross helmet with Sunpeak. Shell Construction: Outer shell made of High Impact Grade Thermoplastic for superior impact protection and durability. Impact Protection: EPS (Expanded Polystyrene) liner of a helmet is designed to fit the head perfectly to absorb the impact and avoid penetration. Weight: 1100 +/-50 Certification: ISI certified Lock: Chinstrap Micrometric lock for a secure fit Polygiene: Internal fabric is treated with Polygiene antibacterial technology that inhibits the growth of odor-causing bacteria.