Cats love games, entertainment and plenty of action! The trixie scratching cardboard with wooden frame will provide your kitty with endless enjoyment. The replaceable scratching cardboard encourages your cat to wear down its claws and the 4 colourful balls roll around for your cat to chase after. You can sprinkle the catnip that is included over the cardboard and watch your feline friend go wild. Trixie scratching cardboard with wooden frame at a glance interactive game with plenty of variety for cats scratching cardboard replaceable, for wearing down the claws 4 ball runs brightly coloured balls with bells inside, balls cannot be removed from runs, encourages interactive playing catnip included motivates cats to play stable frame made of mdf colour scratching paper frame natural wood balls pink green material frame mdf balls plastic dimensions total 35 x 35 x 4cm l x w x h scratching cardboard 16 x 3.5cm Ø x h balls 3.8cm Ø please note no toy is completely indestructible. As with any other product, please supervise your pet with this toy. Check the product regularly for damage, and replace the toy if it is damaged or missing any pieces to avoid potential injury to your pet.