Just Chillin' Neoprene Beer Epicool (P/N 43-136). Put up your feet and relax. These Just Chillin' Neoprene Beer Bottle Epicools ™ feature soft, flexible bodies, non-skid rubber bottoms, and handy front ring-pull zippers. Made to fit most bottles of beer, soft drinks and juices, these Epicools ™ keep your beverages frosty cold. Length: 2.5. Width: 2.5. Height: 6. Color: Black.