Cozy Cats Companion: The 3 Chirping balls are all made from fluffy Plush EVA materials, non-toxic, safe and soft enough for your cats to bite, chew, and chase. Our plush balls are durable, especially suitable for aggressive chewer or sharper claws, perfect gift for your soulmateStimulate Hunt Instinct: 3 lifelike animal chirping sounds( frog, cricket and bird ) will arise when balls are touched. These sounds will grab your kitties attention and attract them to bite and chase. Attractive chirping sounds keep your cats engaged. More exercise your furbabies take, healthier they will beBonus Catnip Included: Two fresh catnip pouches are included. As is known, cats can't resist the smell of catnip. When your kittens stay home alone, the smell will lead them to play the plush ball toys with catnip. Its easy to add catnip, simply open the lid and put in some catnip. Your cats will kill for the plush chirping catnip ball toysLarge Capacity Batteries Replaceable: Two CR2 batteries are included inside each ball, which could provide 10000 times of chirping power. And The balls stop working when left alone to save power. When batteries run out, you could replace batteries easily, simply remove the lid and change two CR2 batteries. Compared with others one or two weeks of use, our plush balls must be more durableBrand Integrity: All toys sold by are 1 year guaranteed If youre not satisfied about the product within 1 year of purchase, Ill give a refund without the hassle to return products back, or send a replacement at once. All messages will be replied by myself within 12 hours .I promise I will donate one dollar to charity for every toy sold.