Up your long neck bottles game by giving it this insulated outfit! This product is designed to hold your 12 oz long-necked bottles a colorful look. It features a zipper wit an O-ring pull for closure. It is designed using the laminated open-cell foam technology. No need to worry on how to keep it flat because it is easily foldable and can be kept inside your pockets, purses, backpacks and many more. Want to customize it for promotional purposes?