The Cool Dog Yellow Lanyard & Dog Whistle are the perfect products to keep your hands free and your dog trained! Our CDK9 Extreme embroidered lanyard can be worn around the neck to carry various things such as our Cool Dog Whistle & various other products such as your phone, keys etc. The release metal buckle allows you to detach your items quickly. The Cool Dog Whistle is ideal for obedience and training your pet. The high pitched audible tone is perfect for grabbing your pet?s attention.