【High Quality】Cat toy balls are made of high quality and durable plush, soft and safe. The size is approx. 5 x 5 x 5 cm / 2 x 2 x 2 inch, which is easy to carry and suitable for indoor and outdoor activities. They are equipped with a built-in LR41 button battery and a high-sensitivity alarm that can produce a variety of analog sounds. 【Calling Ball】The plush kitten ball can imitate sounds frogs, crickets, birds and other animals. Different colored cat balls emit different sounds to stimulate cat’s hunting instinct. 【Cute Shape】The interactive cat ball has three colors: blue, pink and yellow. The sphere is soft and has beautiful eyes. Bright colors and lively design can easily attract cats’ attention. 【Attractive】After opening the lid, you can add catnip to excite the cat. It can encourage cats to exercise, stimulate their thinking, and keep your cats moving and healthy. #39;a built-in high sensitivity alarm, as long as the cat’s paw lightly touches the ball, it will make a sound. This