All Living Things Calcium Sand is a pure calcium carbonate material designed to simulate the feel of desert terrain. The non-toxic coloring in this silica sand alternative gives the naturally white calcium sand a colorful appearance. A PetSmart exclusive. Features: Adds flare to your terrain Material: Calcium sand Environment Type: Reptile Species: Sand Boas, Tarantulas, Bearded Dragons, Leopard Geckos, Scorpions, Hermit Crabs Size: Net Wt. 5 lb (2.2 kg) Color: Desert Rose Caution: Not recommended for juvenile lizards under 6 inches (15 cm) in total length. Directions for Use: Evenly spread 2 inches of sand on the floor of the terrarium. A 4 inch depth is recommended for large pets. Use a sand sifter to scoop waste daily. Completely replace the substrate monthly or as needed. If waste material is allowed to collect on the surface, your pet can develop skin and intestinal infections. A clean environment will help you protect the health of your pet. Always wash your hands after handling a pet or cleaning a habitat. Suggested Animals: Sand Boas, Tarantulas, Bearded Dragons, Leopard Geckos, Scorpions, Hermit Crabs.