Material: The dog training clickers are made of plastic with an elastic wrist strap for easy carrying. Size: 6.5 x 3.5 x 1 cm, suitable for any hand size and easy to control. Pack includes 5 different colors, convenient for storage and organization. Nice to use: The training clicker produces a clear, consistent sound with a simple press, providing an ideal volume that is neither too loud nor too soft. No need to shout or harm the animal during training. Scientific training method: This clicker serves as an essential pet training tool by delivering a consistent auditory signal, helping dogs better understand the connection between their actions and outcomes. Assists in correcting unwanted behaviors effectively. Application: Suitable for training various animals including dogs, cats, birds, chickens, sheep, and mice. Ideal for both professionals and beginners, making training sessions more efficient, simple, and engaging.