The Kitten Mice are designed to amuse and entertain energetic young cats. It helps to fulfill their instinctual desire to hunt, chase and capture prey. Your kitten will be smitten with this toy made just for him. Kitten sized mouse toys for batting fun. Crinkle for added engagement while supporting healthy play. Fun engaging tail spurs hunting instincts. Lightweight for chasing action. Filled with KONG Premium North American Premium Catnip. Available in assorted colors. Inspect products frequently. Supervised use only. Discontinue use if worn, loose or torn pieces occur.