Fit & Design: Thin, contoured Neoprene panel fits over the nose and creates a perfect integration with your goggles to keep out snow, wind and sun Breath is redirected down and away from the face to help prevent fogging Dynama™ neck tube attaches under the eyes with a pair of magnets, so you can free your face and re-cover it in a snap Permanently attached at the back so you don't have to worry about losing it