No trimming. No waste (when using a standard 12 inches baking sheet). Oven Safe: Up to 425 degrees F. Non-Stick: For easy cleanup. Fits most pans. For the Perfect Tear: Tuck flap inside box. Hold box and pull paper at an angle, then tear. Not for individual sale. OK compost. TUV Austria. Industrial S0672. Home. OK compost. TUV Austria. Home S0672. Compostable 7P2299. FSC: Mix - Paper from responsible sources. FSC: Recycled - Paper from responsible sources. www.fsc.org.