The Two-in-One Beer Opening Coasters is a set of four coasters. The Two-in-One Beer Opening Coasters are durable coasters as well as bottle openers. They are made of light handcrafted wood and each coaster measures 3.5 x .5 x 3.5 . Water stains and unopened beer bottles, are problems that you can solve with this item. They are customizable with a single initial, and they make a perfect gift for any beer enthusiast.