Mini Dog Pet Training Clicker Aid Guide, 3pcs Product Dimensions: 2 x 1 x 1 inches Shipping Weight: 1.1 ounces Color: White, Red, Green, Blue, Black Package Included: 3 * Training Clicker (1white+1red+1green) A quiet click. For classes or for sound sensitive animals it's the must have tool. You can click with your thumb, with your palm, even your foot. And is disabled friendly Drop it on the floor and it always lands in a clickable position