Zoo Med Eco Earth substrate by Zoo Med is a Loose Coconut Fiber Substrate that is made from the husks of coconuts and can be safely composted into potted plants or gardens. The substrate effectively breaks down odor and waste products. Features: For use damp tropical species Environment Type: Reptile Species: Frogs, toads, dryland newts (not aquatic newts), tortoises, box turtles and other terrestrial type turtles, forest dwelling lizards and snakes (not desert species) and all types of invertebrates including hermit crabs Color: Brown Package Weight: Net Wt. 24 dry Qt. (23 L) Maintenance: Zoo Med Eco Earth Loose Coconut Fiber Substrate is ideal for burrowing pets like some varieties of tortoise, turtle and toad. If you have a burrowing pet, you can fill your terrarium with enough coconut husk reptile bedding to a depth of 1 A,A1/2 to 2 times the height of your pet. That way, there is ample material to create natural burrows for resting or natural hibernation cycles. Eco Earth coconut fiber substrate is easy to maintain and replace. Spot clean as needed and replace entirely at least every 6 months. Old or soiled substrate can be sustainably composted or recycled.