These pads are made of cork, which are and not easy to break. The cork pads have anti-slip surface. And its cork material which has the effect of heat insulation. Also, it's self-adhesive, which easy to stick and convenient. Features -Color:Khaki -Material:Granulated cork -Size:10.00X10.00X0.50cm/3.93X3.93X0.20in -These coasters prevent heat and humidity on the countertop, perfectly protecting your tabletop. -Also, it can keep your dining table beautiful and make home decoration more attractive. -You'll keep furniture from dampness, drink marks, and scratches when you own this eye-catching beverage coaster set. -Made of high-grade materials, these Cork Coasters are not easy to damage and wear. -They can be widely used in kitchens, dining tables, coffee shops, restaurants, hotels and other occasions. Package list: 12 x Cork Coasters