Grab your Smith Optics(R) Adult Arrival Snow Helmet, and head out to the slopes with the protection you need! Stay warm and comfortable with its Adjustable Dial Fit System and long-fleece liner. Keep your goggles free of fog and the inside of your helmet dry with AirEvac 2 ventilation that releases warm, moist air through its external vents and internal channels. FEATURES: Perfect for skiing, snowboarding and other snow sports activities Designed specifically for adults In-mold construction maximizes weight reduction for lightweight comfort and support AirEvac 2 ventilation constantly moves warm, moist air away from the goggles through external vents and internal channels Adjustable Dial Fit System (DFS2) ensures an adaptable fit Long-fleece liner keeps you warm in cold outdoor conditions Regulator Adjustable Climate Control with 14 vents delivers strategically placed vents to expel warm air while minimizing drafts Includes a removable goggle lock Includes SnapFit SL ear pads Compatible with Outdoor Tech(TM) Audio Systems (audio systems not included) SIZING: S: 51-55 cm M: 55-59 cm