Le Creuset Silicone French Coasters, Multi-Colored, Set of 4 Set of 4 Silicone French coasters protects tabletop surfaces Made of stain-resistant, non-abrasive Silicone Can be used instead of oven mitts or as surface protectors Heat-resistant to 482 degrees F; dishwasher-safe Measures 4 by 4 by 1/2 inches