NO MORE SOGGY BOTTOMS: MasterClass's award-winning perforated Crusty Bake bakeware lets moisture escape for crispier-than-ever results MASTERCLASS QUALITY: reliably sturdy, with a 1 mm thick carbon steel construction; warp and rust resistant; oven safe to 220°C TWELVE SHALLOW HOLES: they're ideal for baking mince pies, jam tarts and buns; diameter: 6 cm (2½ Inch); depth: 2 cm (¾ Inch) International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.