Small and convenient, easy to use and clean, and it can be washed in the dishwasher. Specific Uses For Product Cake, Pie, Tart. Ideal for creating tarts, cakes etc. [Venting hole design]: The stainless steel tart rings has a venting hole design, and the venting holes are evenly distributed and ventilated without leaking and it is can be baked quickly, and prevent overflow during baking; Make the dough look great and the egg tarts stand out.