1、Premium Material: Hanging door interactive cat toy is made of premium felt, elastic cord material, soft to the touch, safe and durable. 2、Suitable For: Retractable cat teaser toys are suitable for kittens to play, exercise, train, hunt and chase, help cats relax and reduce their anxiety, stress and boredom. 3、Built In Catnip: Hanging door self play cat toy comes with catnip inside, easy to install, easy to remove, thickened elastic rope, pulling back and forth is not easy to break. 4、Adjustable: Funny cat teasing toy comes with an adjustable buckle, through which the length of the elastic cord can be adjusted and the cat can play with it comfortably. 5、Non Marking Stick Hooks: Interactive cat toys use non marking stick hooks that can be easily installed, and the metal connecting buckle is removable for easier use.