1 of amazing stainless steel, it is not easy to rust,Corrosion resistant, smooth floor ,easy to clean and secure for oven and dishwasher. 2 ring has a venting gap design,The clever addition of perforations improves this basic and foremost mold and the venting holes are evenly allotted and ventilated with out leaking 3 for rising tarts, cakes, mousse and desserts. Excellent for baking, layering, and molding. Name:Non-stick Baking Mould colour: silver Material: chrome steel Size: diameter 9cm Package Contents: five x tart rings Only the above equipment content, different merchandise aren't included. Note: Light reflection and sundry reveals may cause the color of the item within the picture a little bit various from the real thing. The dimension allowed error is +/- 1-3cm.