The Rachel Ray Oven Mitt is an essential tool for convenience and safety in the kitchen. It is made of a durable silicone material that resists temperatures of up to 500 degrees. The soft cotton lining makes it comfortable to wear and also adds another layer of heat protection. A textured grip gives you a firm hold and helps to prevent slips. Rachel Ray Oven Mitt: Made of durable silicone Soft cotton lining Heat resistant up to 500 degrees F Textured grip