Zoo Med Natural Terrarium Moss Substrate is a high-quality product that is perfect for creating a natural and comfortable environment for your amphibians and wetland environment reptiles. Made from all-natural Sphagnum moss, this substrate is great for use in humidifying shelters and as an egg-laying and incubation medium for a variety of reptiles. With a size of 10 gallons and a weight of 0.54 lbs, this terrarium moss substrate is perfect for creating a comfortable and natural habitat for your pets. Trust Zoo Med, a brand that has been creating high-quality exotic pet products since 1977, to provide you with the best products for your pets.