Suitable for all kinds: perfect for , high ball, low ball, whiskey glasses, coffee cups, tumblers, flasks, jars and fountain drinks.Table Protection: Prevents condensation from leaving any stains or water marks on countertops, bar counters or table tops.Non- design: The soft foam pad at the bottom protects your furniture surface from slipping and scratching.-friendly: Unlike paper or cardboard coasters, these coasters are reusable; Dry with a damp cloth and towel as needed for best results.Colour:blackMaterial: flagstoneSize: 10 x 10cmPackage Contents:13 x Drink CoastersOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.