Come and see our amazing products. No need for a muffin tray,just place your baking cups straight onto a baking sheet & No need to ever buy disposable baking cups again. Our BFA free FDA approved baking cups are non-stick, microwave safe and top rack dishwasher safe making them versatile and great for any kitchen.Microwave, Oven, Refrigerator, Freezer and Dishwasher Safe. Temperature Safe from -40 to +446 degrees Fahrenheit (-40 to +230 degrees Celsius) Pls confirm with us about the packing info, stock color and exact production time before placing your order.