CRISPIER RESULTS: MasterClass's award-winning* Crusty Bake perforated baking tray lets heat circulate around food for extra crispness EXCEPTIONAL STRENGTH: high-grade electroplated carbon steel makes this crisping tray warp and rust resistant, and oven safe to 220°C QUICK, EASY RELEASE: a double coating of the powerful Quantum II non stick means less mess and quick clean-ups; PFOA, PTFE and BPA free VERSATILE: at 24 x 18cm (9½ x 7 inches), this small tray is handy for baking rectangular tarts, cookies, or medium portions of chips USEFUL INFO: fridge, freezer and dishwasher safe; 20 year guarantee (5 years' non stick)