These are an alternative nonstick sheet that is pliable, nonstick and easy to use. Simply dry your food and watch it as it peels away from the sheet! These are an excellent alternative to Teflon drying sheets and these sheets are fire sealed to ensure that the edges are not frayed and to protect the integrity of the sheet. Dehydrate with confidence and clean with ease with these great silicone drying sheets by Sedona!