2 in 1 Whistle: This dog training whistle is a perfect sound training tool, teach your pet basic obedience skills and advanced movements by whistling different commands, train your dog to sit, lie down, fetch, roll over and calm down. Comfortable Elastic Strap: The strap is designed so that the clicker is easy to wear and prevents loss. Training Clicker The elastic strap allows free adjustment of the length for comfort. Easy to Use: Dog clicker whistle is durable and lightweight, the buttons are easy to press, ergonomically designed to hold, just press lightly to make a click. Wide Use: These dog whistles are perfect for training puppies and young adult dogs, also Ideal for cats, birds, chickens, sheep, and even mice. You will have a joyful and confident communication tool with your pet. Recommendations for First UseWhen training your dog/cat for the first time, if they see an object that makes a sound, it is easy to confuse the auditory signal with visual cues. Please be patient and follow. Please don't be angry with them, this will lead to the opposite of what you want. Color: as picture shown Size: 7*3*2 cm Quantity shipped: 4luckymeet