CONSTRUCTION - Mips - Multi-Directional Impact Protection System. I.M. Construction fuses a tough polycarbonate outer shell with the helmet's impact-absorbing foam liner. The fusion process allows for better ventilation systems, making I.M. helmets lighter and cooler than traditional helmets. FIT SYSTEM - In Form Fit System makes it easy to dial in a custom fit in seconds - even with gloves on. An ergo-friendly dial at the base of the helmet provides up to 6cm of adjustment and enhanced stability. Vertical Tuning feature accommodates different goggles and head shapes for a custom fit free of gaper gap (space between goggles and helmet). 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. INTEGRATED VIVID SHIELD - The convertible shield offer protection from the elements (including harmful UV light) while offering an exceptionally wide field of view and impressive optical clarity. There is plush, comfortable face foam on the shield and nose bridge. FEATURES - Mips. Integrated Vivid Shield. XT2 anti-odor padding. Compatible with aftermarket audio systems.