Ships from Hong Kong. One size fits most. Satisfy your cat's need for Independence. Stimulates natural stalking and hunting instincts. Cats love its flight-like motion and prey-like appearance. Provides hours of exercise and entertainment. Size: 10cm. Provides hours of exercise and entertainment. Environmental protection, non-toxic. Interactive cat toy designed to charm, not harm. provide excellent aerobic excercise and are interactive toys for all kitties.