Made 1974 Birthday Gift Can Coolies 2 Pack Red The best birthday gift is a funny birthday gift. Celebrate with a funny birthday gift! 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.