Add a sleek and stylish touch to your next cocktail party with these lovely heart-shaped slate coasters. The coasters are definitely eye-catching with a natural rustic look and rough edges. Foam pads on the bottoms protect your fine surfaces from water marks and heat. You can even write on these coasters with chalk to make "place cards" for each of your guests. Handmade Natural Dark Grey Slate Coaster. Dimension: 11x11cm, 2-6mm thickness. Non-Slipping with EVA Pads Backing.