Features: - Weight: 15.9 oz/450 g - In-Mold Construction - Evacuation channels: Moisture evacuation channels provide better airflow and moisture wicking - Golf ball effect: Texturized surface on the front of the helmet helps achieve better laminar airflow - Spiderlock SL: Very light, the stabilizing system works jointly with the straps for a perfect fit. It can be easily tightened on the head using only one hand, thanks to its dented wheel - Steplock divider: Cam locking device to quickly adjust strap position - Vorttice lens included: Designed to improve aerodynamic performance and minimize fogging, it features UV 400 resistance