Argon Tableware Round Natural Slate Drinks Coasters - Set of 6 Set of 6 round Argon Tableware drinks coasters Constructed with natural slate - Each coaster is heat-resistant, and has soft padded feet to prevent scratches Dimensions: Length: 10cm Width: 10cm Depth: 0.8cm Individually cut edges give each coaster a stylish contemporary rustic look Designed for both home or restaurant use, simply wipe clean with damp cloth