MARKET-LEADING PROTECTION: Engineered in Giro's category-leading helmet test lab. SPHERICAL MIPS: A refinement and evolution of the Multi-Directional Impact Protection System (Mips). With this sophisticated design, two layers of EPP foam fit together like a ball-and-socket. The system helps protect from rotational energy. INTEGRATED VIVID SHIELD - The smart and stylish shield will keep you protected from the elements without interfering with your favorite eyewear and without smudging make up. There is plush, comfortable face foam on the shield and nose bridge. VIVID Optics VENTILATION: Thermostat Control adjustable venting allows you to custom tune airflow instantly with a simple, low profile control button on the outside of the helmet. No other system is faster or easier to adjust, and nothing is more effective at keeping you comfortable. Stack Vent in the front of the helmet which aligns with your goggles and helps to keep them clear and fog free. FEATURES: Spherical Mips. Seamlessly integrated shield that articulates and has VIVID optics by Zeiss. Polartec Power Grid padding. Compatible with aftermarket audio systems.