Cold Fusion Carbon(TM) Adsorbs odors Moisture wicking fabric Keeps you cool and dry Ultra-soft fleece Keeps you deadly quiet Merino wool fleece lining Provides the perfect warmth Contoured facemask For a natural fit Spandex binding For a comfortable fit Built-in beanie For maximum convenience Hinged facemask For easy movement The ScentBlocker Headcover offers coverage of one of the most potent odor hot spots on the human body. Serious whitetail hunters know that the head produces more order than the rest of the body.The headcover utilizes Cold Fusion carbon(TM) technology to adsorb odors using the power of activated carbon while a wicking treatment helps manage moisture to keep you comfortable all day long.