This round, lightweight dog pool cover is made of durable oxford fabric material; a non-toxic, safe, and harmless to pets and children fabric. It is foldable, easy-to-store, and reusable. It can be used for many summers to keep dirt and debris out of your dog pool while not in use. Includes a drawstring bag to store in while not in use. To install, fix the cover over the top of the pet pool and tighten the adjustable drawstring.