The Tarrarium Moss is great For Amphibians and Wetland Environment Reptiles. It is Great For Use In Humidifying Shelters For All Type of Reptiles and Amphibians. It works great for egg-laying and incubating medium for a variety of reptiles. Product is made with all-natural Sphagnum moss. It contains no dyes. Product is great for 5 Gallon tanks.