BevHat Pack includes one 2-pack (2 total BevHats). Made of stainless steel. Measures 3-3/4 inches in diameter and will comfortably fit a glass up to 3-1/4 inches in diameter. Enjoy being outdoors without uninvited bugs or leaves intruding into your drink. From water to wine and everything in between, BevHat has you covered. Wash before use. Hand washing recommended and dry thoroughly.