Safest And The Cat's Favorite Toy · In order to ensure the health and safety of pets, every each of Melonva Cat Wooden Ball Tower is made of real solid wood, cut and made in whole piece, without adding any glue for bonding, the natural wood grain can be clearly visible. · With 2 levels for 2 times the fun, Wooden Tower of Tracks multi-tier kitty ball track features colorful moving balls which are irresistible to pets. A cool way to attract your cat’s paws and claws away from your furniture, the batting and chasing puzzle play toy provides endless active fun for cats and kittens as they move and control the spinning balls. · Strong and sturdy enough for vigorous play, each of the 2 levels contains its own durable ball within a closed circle track, and the our puzzle’s non-slip base prevents unwanted movement. Designed to satisfy your cat’s hunting instincts, the ball and track cat toy is a simple way to make sure indoor cats get plenty of active exercise. Get your kitty interested by spinning the moving balls for interactive pet and owner playtime.