21st Birthday Gifts For All Beer Coolie Celebrating 21 Years Chevron 2 Pack Can Coolie Drink Coolers Coolies Premium Full Color A great 40th birthday gift and a perfect complement to any party. 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. You have chosen a 2 pack - keep one as a backup or share it with a friend. Coolies make a great gift or party favor. Also available in 6 and 12 pack for greater value.