WellBake Baking Pan Half Sheet 17 Inch x 12.5 Inch. Nonstick Silicone + 10 Year Guarantee WellBake's Silicone Baking Pan Half Sheet combines unique polished surface + rigid rim - extra nonstick and support so ideal for all baking, scones, biscuits, oven chips, nuggets + pizza etc. Simply rinse to clean + dishwasher safe. High temperature baking sheet 500F. Gas or electric oven. Size: 17" x 0.5" x 12.5". More hygienic, nonstick + never rusts + 10 Year Guarantee! FDA approved food grade silicone.