Catnip toys and treat are highly attractive to the majority of cats and this range of fun, colourful and incredibly potent catnip based toys, treats and accessories are no exception. King Catnip toys and accessories for cats contain pure organic catnip which is grown in North American Fields, fed and surrounded by glaciers. These incredible growing conditions ensure that the catnip grown there is of the highest quality and is 100% natural. As the leaves are the most potent part of the plant, the range is made with only the leaves.