Catstages Electronic Dart N' Dash Toy Cat Toy and Cat Ball Track Topper large Holistic kibble is formulated with Due to the tasty Holistic kibble is formulated with high quality proteins from chicken and salmon to support active muscles comfortable Glo granules engineered to mimic the North African desert where house cats originated This innovative and interactive cat toy offers two ways to play – enjoy the thrilling spinning action on its own or elevate the challenge by adding it to select Catstages cat ball tracks such as the Tower of Tracks and Infinity Ball Track for the ultimate hunt n' swat experience The removable base allows for standalone play or seamlessly clicks the toy into Catstages cat tracks for leveled up entertainment and the mental stimulation your cat craves