ThisWear 50th Birthday Gift Decoration Beer Bottle Coolie Made 1967 12 Pack Black The best birthday gift is a funny birthday gift. Celebrate with a funny 50th birthday gift! Fits most types of 12oz longneck bottles. Zips open for easy use. 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.