The Amber helmet has a simple Universal Women fit ideal for an entry-level budget. Certifications: CPSC-ASTM-CEN-AS 2063* Vents: 20. DETAILS: In-Mold construction Evacuation channels: Moisture evacuation channels provide better airflow and moisture wicking. Spiderlock Solo III: Permanent helmet stabilizing system. Its inclination is fixed and it has a headband that completely surrounds the head. It can be easily tightened using only one hand thanks to its dented wheel. Steplock divider: Cam locking device to quickly adjust strap position. Sealed Airdry padding: Washable sealed adjustment padding for enhanced durability, and ergonomic design for optimum comfort. High-visibility back reflector: Whether you ride early in the morning or late at night, the back reflector will ensure you'll be seen. Compatible with the Spiderlock Vision light: Whether you ride to work early in the morning or late at night, the back light will make sure you'll be seen.