Baker's Dream Jumbo Silicone Baking Cups 12 reusable nonstick jumbo silicone muffin cups - 3.5" top; 2.4" bottom; 1.7" tall 100% FDA approved food grade silicone; BPA free Oven safe to 475 F or 230 C; freezer and microwave safe The silicone distributes heat more evenly for a better baking experience Multiple uses such as using in car cupholder to protect against spills