Mountain meadows critter country is a small animal, reptile and all critter bedding or substrate. It is made of winter wheat grass and several other plant fibers. It provides a safe, odor free and dust free environment for all animals. It is safe if ingested as it contain no chemicals or additives. The clean, heat treated ingredients of this product are free of any insect, mold or fungus contamination. Critter country and waste are safely flushed into municipal waste systems. This makes maintenance easy and convenient. All critters need a clean environment. Please remove waste, spilled food, or water spills daily. Critter country is biodegradable. When you totally change out the bedding you can compost it. Using this product is healthy for your pet and the earth. Comes in 20-pounds bag.