Bolle delivers the highest quality sunglasses and goggles for performance and protection. At Bolle we are constantly refining our trademark combination of fit, fashion, and comfort, resulting in some of the freshest and most technologically advanced eyewear in the industry.<br><br>Hybrid Shell construction synergizes the key features and benefits of inmold and ABS shell technologies resulting in modern design that provides a perfect fitting, lightweight helmet. ABS shell on the top for impact and penetration protection, Inmold design on the lower portion for weight savings and style. Synergy features two ventilation systems: an active ventilation system and a forced air flow system. Two front venting and eight holes constantly draw away hot and humid air from the head. Six top adjustable vents allow you to customize the level of airflow through the helmet.