Our 4" round sandstone coasters are the perfect conversation starters. This anatomy series include 4 different depictions of The Best of Golf Anatomy and each is described in detail. This set includes the Anatomy of Golf Ball, Putting Green, Golf Putter, and Golf Tee. Backed in cork and bundled with love, these coasters make gift giving a breeze. Learn a thing or 2 the next time you cheers a glass! • 4" Sandstone Coasters • Backed with cork • Bundled together and boxed for easy gifting.