Patent pending breathable neck ring scarf balaclava alternative for warmth or cooling when wet great for use with motorcycles, ATV's, UTV's, bicycles and more. Helps prevent neck injuries.,Specially engineered interlocking foam filling makes an adjustable and custom fit perfect for any use, increase or decrease the height by 30% depending on your preference.,Includes tube of polymer cooling crystals as an optional addition for a summer evaporative cooling effect. Simply add crystals evenly to inside of neck ring plus 20 ounces of water and strap around your neck.,Absorbs wind noise and dust before it reaches the inside of your helmet. Neck ring prevents wind and dust from entering your helmet.,Opening of the horseshoe shape in neck ring provides 360° vent function which can be placed in front for the greatest cooling or to reduce fogging when cold. Easily adjust the opening to face towards the back for the greatest warmth.,**Best for use in arid climates, does not work well in high humidity if using for cooling effect.