30th Birthday Gifts For All Beer Coolie Celebrating 30 Years 2 Pack Can Coolie Drink Coolers Coolies Premium Full Color The best birthday gift is a funny birthday gift. This funny beer coolie is a perfect 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.