With Mastrad Topchips maker, make your own homemade, fat-free, oil-free, and guilt free crispy fruit and vegetable chips in just 3 to 5 minutes! - Mastrad's TopChips chips maker with mandolin set in charcoal comes with one chips maker tray and one mini-mandolin slicer to make the perfect thickness chips. - Can be used with potatoes, carrots, sweet potatoes, apples and pears. Cooking chart included. For microwave use only. - Tray diameter is 11"