Material: The Dog Training Clickers Is Made of Plastic Material, Elastic Wrist Strap, Can Carry It .Size: Clicker Size Is 6.5*3.5*1Cm, Suitable for Any Size of The Palm and Easy to Control. 5 Different Colors On Pack Acsergery Giftage, Convenient to Carry and Store .Nice to Use: The Training Clicker Will Have The Clear Sound After Pressing The Button Easily, Good Sound, Not to Loud Or too Soft, Do Not Need to Beat Your Dog .Scientific Training Methods: It'S Your Essential Pet Training tool Providing A Consistent tone for Increases Your Dog'S Understanding of Their Behaviour and Its Consequences, Correct The Bad Behavior In Short Time .Scene Application: The Clicker Can Not Only Train Dogs, But Also Training Cats, Birds, Chickens, Sheep and Even Mice, Ideal for Professionals and Beginners, Make The Training Simply and Interesting .