Reptile mat is made of high density tech fiber material, which is waterproof Tech fibers are high- density. When not in use for convenient packing and storage. Terrarium liner is soft and it feels nice on your reptiles feet. Substrate is Absorbent, non- abrasive material will not irritate reptiles. You can cut the mat into sizes that you need to fit your gallon. Bearded dragon carpet is durable, washable and reusable. When cleaning, roll up the mat and put all the garbage on it. The liner is soft, perfect for more reptiles, such as tortoises, bearded dragons, lizard snakes, geckos, chameleons and so on.