Mosser Lee ML1121 River Rock Soil Cover, 5 lb. Covers soil of indoor and container plants. Improves water drainage from soil when used to line the bottom of pots and containers. Suitable for terrariums, aquariums, and dish gardens. Use in Craft and decorative projects. Convenient size is easy to carry and work with. River rock soil cover Add a final touch of beauty and protection to all potted plants terrariums and indoor gardens Protects soil and retains moisture Adds color texture and variety to house plants This product contents 1.5 quarts