These new, environmentally friendly feeding cups are made from plant fibers and are 100% all natural and biodegradable! The paper feeding cups were crafted to fit our ledges and dishes perfectly! The small feeding cups fit in the mini magnetic gecko ledge, and the small acrylic ledges. Have no fear about filling these cups with food or water, they are 100% non-toxic and can hold Pangea Gecko Diet® and water for up to 48 hours.