High Quality:Our Pet Traning Clicker Is Built-In Stainless Steel Shrapnel,It Isn'T Deformed,Durable and Not Rust,Easy To Click and Loud Sound. .Great Design:The Shape of The Water Droplets Button Make Press More Easily and Comfortable,Built-In Stainless Steel Shrapnel By 10,000 Times The Pressure Is Not Deformed, Durable and Not Rust,It Will Issued A Loud Stable Click-And-Click Voice. .Portable and Lightweight:The Pet Training Clicker Is Small and Light Enough To Fits Well In Your Hand, Also Has Elastic Wrist Strap That You Can Carry It Secure and Simple Wherever You Go. .Scientific Training: It'S Your Essential Pet Training Tool Providing A Consistent Tone for Pets To Associate With Reward,It Can Be Used To Train The Dog Basic Obedience,Small Trick and Correct The Bad Behavior.