The Fox Run baking mat is made from food-grade silicone and is reinforced with glass weave. The non-stick baking mat is designed for all oven types and provides even heat distribution to your baked goods. The mat can also be used to lay on foods and freeze for later use. The silicone baking mat features a handy measurement guide around the mat (inches & cm). The baking mat has a 5 year warranty and has the following dimensions: 16.5 x 12 inches / 42 x 30 cm.