Cylinder Holder, Steel, 8 in to 8 34 in dia, Silver Black ORS NASCO Silicone facepiece conforms to facial Silicone facepiece conforms to facial features Contoured sealing flange and cradle suspension system eliminates discomfort Cradle suspension system allows the facepiece to seal evenly on the face without creating pressure points the same material used in our welding helmets Includes crown plus hard hat attachment Rubber gasket on the inside of the holder eliminates all concern of friction and noise Holder is hinged and swings back giving you access to the tank much quicker and easier than chains and makeshift methods