This large, roll-up baking mat is made from non-stick silicone, and its surface includes measurements in centimetre and inch units, making it easy to measure for round and square pans. It also includes an ingenious snap band, so that once you've finished using it after a busy day of baking, you can neatly store it. Made from high-grade silicone, it is non-stick, stain-resistant, and hygienic. This mat is made from B.P.A.-free silicone. Size: 57 cm. x 38 cm. (15" x 22") (L x W).