These professional rings are studded with regular perforations to ensure an even heat spreading that makes them perfect for baking pies. Turning out the pies is easy and the baking results are exceptional: the crust is crispy, golden and very appetising. Made of spring stainless steel, the circles are both flexible and solid, they always return to their original shape. The exterior welded seam is resistant to thermal shocks, leaving the inner surface smooth, for flawless results. Valrhona perforated rings have straight edges to give tarts a modern style. Goes in the freezer, deep-freezer, refrigerator, blast chiller. Oven-safe. Dishwasher-safe.