These are Excalibur's ParaFlexx䋢 Disposable Non-Stick Drying Sheets. This listing is for a pack of 100 sheets. ParaFlexx Disposables are easy to use; just spread out your foods, dehydrate, and throw away when done. Ideal for fruit rolls and leathers, pureed fruits, raw crackers and cookies, yogurt and sticky items. Great for easy clean up, use them to line the bottom of your dehydrator to catch any drips. They can also be used for baking liners in pans and trays. These 14 inch square sheets fit all 5 and 9 tray Excalibur Dehydrators; models 3926T, 3900, 2900, 3526T, 3500, 2500, ED 300, ED 600, ED 900, ED 521. Excalibur/Killer Baits Inc. (KBI) is the legal owner of the trademarks Excalibur ��, Parallexx 䋢, and Teflex 䋢 and are used by permission.