The 47587-12 Paderno World Cuisine 4 3/4" tart / quiche pan is made of tin plated steel and features a removable bottom that allows you to slip off the outer ring easily without marring your beautiful creation. This 4 3/4" round tin plated tart / quiche pan also features 3/4" fluted sides that produce neat and professional-looking pastries capable of holding the heavy ingredients of a quiche or a fruit tart.