This set containe 2 premium non-stick round silicone baking mats with diameter 9 inch and 0.75mm thick.Fits perfectly into 9 inch Round Cake Pan Cheesecake Pan Springform Pan. Material: 100% First-class silicone,build to last. OVEN/MICROWAVE/DISHWASHER/FREEZER SAFE - DURABLE & LONG LASTING: It's flexible yet tear resistant, and designed to withstand thousands of uses under extreme conditions of bitter cold and intense heat (from -40F to up to 482F). NON-STICK: Perfect for all your baking needs. Turn your baking pans into a non-stick surface with these silicone mats and watch your delicacies bake evenly, perfectly, and then slide right off the mat effortlessly. No stickiness or burnt parts left for you to scrubCan also be used for non-stick freezing, such as you're your delicate desserts. VERSATILE USE:The Round Cake Liner is perfect for baking, kneading, rolling, candy/macaron/pastry/cookie/bun/bread making as well as for freezing meat balls, dumplings, fruits and vegetables.