Watch your kitty tosses, flips, kicks and enjoys it's Gigwi catnip toy. Only top quality natural catnip is used in Gigwi refillable catnip toys. These toys have a special fastener, so that fresh catnip teabags can be added again and again – to last all your cat's nine lives. Catnip is a natural, non-adicting herb that encourages playful behaviour for about 70% of cats, which have an inherited gene that compels them to respond to catnip. Included ziplock bags maintain maximum freshness and keep your extra catnip in necessary conditions until needed.