The Catit Senses 2.0 Play Circuit is the ultimate hunting toy for your cat. It is level to the ground which is great for bulling speed. Compatible with other Catit Senses 2.0 Circuits as well as the Catit Designs Senses Circuits. Includes 1 straight part, 2 curved parts with top opening, 2 curved parts with side opening, 2 end parts and 1 circuit ball. The fresh, green style matches any home interior. Approximately 11" X 10.5" X 3".