Made of food grade silicone. Stain-proof, BPA free and stick-resistant. The non stick surface means easy baking for you with less cleaning, no more scrapping dough or fondant from your counter top. No more struggles to guess the right size to roll out the pie crust or pizza dough with the printed measurement from the non stick pastry mat. Also, useful conversion charts to help you quickly adapt various recipes. Making the pastries on baking mats with measurements conveniently.