Siliconecookie mould is in accordance with food grade standard, and can be used safely . 1.Material:100% food grade silicone. 2.Any colorand styles available . 3.Range of temperatrue:-60 degree,200 degree. 4.Can be used in ovens and microwave. 5.Non-toxic, odorless,anti-dust,non-stick,impermeable ,easy to clean. 6.Customer's design and logos are highly welcome.