Safety: Made of food grade silicone, heat resistant. Oven safe and freezer-safe: Temperature safe from -40 to +440 C (-40 to +230 degrees Celsius). You can put them in microwave, oven, refrigerator, freezer and dishwasher. Multifunctional: These versatile molds can be used not only for making ice, but also lollies, chocolate, soaps, cakes, pizza, bread, mousse, jelly, pudding etc. all can be made with this silicone mold. You can make treats for your children or pets. Easy to clean: Flexible and non-stick Easy to remove and clean, durable for long time use. Dimensions: Paw - The tray measures 22cm x 10cm x 2cm and each cavity measures 3.5cm x 3cm x 2cm. BONE - The tray measures 23cm x 14.5cm x 1.5cm and each cavity measures 1 inch x 1 3/4 inch x 1.