K&h has reinvented the wheel when it comes to cat scratchers! Theres plenty of room for scratching on the new K&H kitty tippy scratch n Track! Large Cardboard surface area encourages appropriate scratching and natural clawing instincts. Comes with two optional tippy rockers that can be installed on the back to help toy teeter back and forth during use. Two ball roll around for extra interactive fun. Free catnip included! Cats will no longer want to scratch your furniture with the k&h kitty tippy toy in their mitts. Helps keep nails healthy.