Made of food grade plastic, odorless, non-toxic, dust-resistant, durable, impermeable and easy to clean Simply break apart the letters to spell out your message and slide them into the press tool.then you press it into the cookie dough, your lettering is imprinted on the cookie Can withstand a temperature range of -40 to 230 degrees celsius, can be used safely in ovens, microwaves, dishwashers and refrigerators Safe and easy to use, suitable for adults or children, can be used to make biscuits, cakes, bread, mousse, jelly, chocolate, fondant, etc Package Includes: 1 Set Alphabet Number Letter DIY Biscuit Mold Specifications: Material:food grade plastic Color: yellow Package includes: 2pcs*Alphabet Number Letter DIY Biscuit Mold