High-Quality Materials: These perforated tart rings are made of premium stainless steel, rust-proof, corrosion-resistant, durable, with a smooth surface, and easy to clean. High heat resistant and oven-safe. Perforated Design: The tart ring features a ventilation hole design; the ventilation holes are evenly distributed and ventilated without leakage. The porous design makes the tart ring easier to release and clean; oven and dishwasher safe. Wide Applications: This perforated tart ring set is suitable for creating tarts, cakes, mousse, and desserts. Excellent not only for baking, layering, and shaping but also a great choice for cookies. Easy to Use and Clean: Easier to release and convenient to use. Easy to clean; oven and dishwasher safe. Color: Silver Material: Stainless Steel Size: 4.5 x 2 cm Package Contents: 10 x Tart Rings Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.