Features: 2in1 Dog Training clickers & whistles combine training modes in a plastic design, offering clickers training and whistles commands for efficient pet obedience. Plastic construction ensures longlasting performances with ergonomic grip and adjustable volumes control for clear commands in noisy environment. Great for pet owners and professional dog trainers seeking training tool for basic command or advanced behavioral conditioning. Perfect for outdoor park, indoor home use, or crowded public space where great communication with your dog is essential. This dog whistles clickers set simplifies training routines through intuitives function operations while maintaining portability for on the go pet owners. Specifications: Component: Plastic Product Size: Approx. 7.5x3.5cm/2.95x1.38inch Color: 13 optional color as pictures shown Package Includes: 2PCS Dog Training clickers whistles note: Please allow 0-1cm error due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item