Healthy, edible grass in an attractive wood planter. Like people, cats need vegetables in their diet to aid in digestion and to provide balanced nutrition. Kitty’s Garden supplies your cat with the tasty green grass that it craves, and gives cats a safe alternative to nibbling on your houseplants, which can be potentially toxic to them if swallowed. All you do to serve your cat is place Kitty’s Garden near their food dish or in some other place they'll find it. Features and Benefits: * 100% organic oats, wheat, rye and barley * Grows in 4 to 6 days * Aids with digestion * Helps prevent hairballs * Helps prevent ingestion of potentially toxic houseplants * Sturdy wood frame keeps your cat from knocking it over Cool Cats Hot Dogs sells refill kits.