NESCO Gardenmaster Clean-A-Screens are ideal for dehydrating sticky fruits and small foods. Dry items like spices and herbs that would normally fall through the spokes of the dehydrator tray. Each removable mesh screen flexes for easy removal of sticky fruits like pineapple and is made of high-quality food grade plastic. To use, simply dry food on the rough side of the screen. To remove the food, use the finger notches on each side of the screen and flex toward the center with a curling action until the food becomes loose. If necessary, cool the screen in the refrigerator to aid in the removal of extremely dried-on food. NESCO Gardenmaster Clean-A-Screens fit NESCO 1000 Series Dehydrators are BPA Free and compatible with 15 1/2" diameter trays. HAND WASH ONLY