WellBake"s Silicone Cookie Sheet"s unique polished surface is extra nonstick. Ideal for all baking, scones, biscuits, oven chips, nuggets + pizza etc. * Simply rinse to clean + dishwasher safe. * High temperature baking sheet 500ºF. Gas or electric oven + microwave proof. * Size: 17" x 0.5" x 12.5". More hygienic, nonstick + never rusts + 10 Year Guarantee! * Ideal for every family household, caterers, restaurants etc.