MasterClass KCMCCB20 Crusty Bake 2 lb Perforated Loaf Tin with PFOA Non Stick, Robust 1 mm Carbon Steel, 21 x 11 x 7 cm Box Sided Bread Pan, Grey. NO MORE SOGGY BOTTOMS: MasterClass's Crusty Bake perforated loaf tin lets heat circulate for more golden, crispier crusted loaves.