Exercise has never been so glamorous! A fun and safe way for your little pet to explore and exercise. Features: - A safe and secure way to let your pet explore and 'stretch their legs'. - Made from high quality, recycled, shatter-resistant plastic with added glitter. - Easily assembled by clicking the two halves together. Doors unlock by twisting anti-clockwise. - Ventilation slits for good air circulation. - Made in United Kingdom. - Approximately diameter: 7" (18 cm)