Funny Beer Coolie Screw My Liver Drinking Gag Gift 2 Pack Can Coolie Drink Coolers Coolies Black A perfect gag gift for a beer enthusiast or birthday gift for a beer drinker. Holds 12 oz cans or 12-16 oz bottles. Folds flat for easy storage. Machine washable. Premium 1/8" thick high density open cell polyurethane foam keeps beverages cool. The pictured design will be featured on both sides of the coolie so that you can see it from every angle.