Material: High quality FDA and SGS approved silicone Color: As required Shape: Many different shapes are available, such as round, rectangular, square, shell, star, muffil pans an so on Features 1. Safe to dishwash, non-stick, non-ponisinous 2. Environmental protection, flexible 3. Can be folded easy for space saving 4. Have a good resistance for high temperature and low temperature at the same time(-40F to 480F) 5. Silicone seems distribute heat evenly, but compared with the metal pans or regular alminum pans, cakes baked in the silicone bakeware require less time