Add some rustic chic to your coffee table, bar or restaurant with these Slate Placemats from Argon Tableware.Each piece in this set has been individually cut from natural rock, with raw cut edges for a cool industrial finish.Slate's inherent heat-resistant properties make these mats perfectly suited to the serving of hot dishes fresh from the oven, while a set of soft padded feet protect your tabletops from scalding, scuffs and scratches. Add some rustic chic to your coffee table, bar or restaurant with these Slate Placemats from Argon Tableware.. Each piece in this set has been individually cut from natural rock, with raw cut edges for a cool industrial finish.. Slate's inherent heat-resistant properties make these mats perfectly suited to the serving of hot dishes fresh from the oven, while a set of soft padded feet protect your tabletops from scalding, scuffs and scratches.. Dimensions: Width: 30cm Depth: 20cm Height: 1cm. Brand Name: Argon Tableware.