Super strong and stylish dog whistle and clicker neck lanyards are available here:  Tough Paracord Neck Lanyard for Dog Whistles & Clickers, ID, Keys, Braided Knot | eBay

Dog Training Whistle, To Stop Barking, Pet Puppy, Obedience, Camping Hiking, SOS Emergency Safety, Survival

Dog Outdoor Whistle, Hiking Whistles, SOS, Emergency, Camping - YouTube

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       * Can save your dog's life when in danger, ie running toward a busy road
      * Train to sit, come, stand, lie down and many more
                 * Associate the whistle with good behavior and rewards/treats
      * Encourages interaction and play between dog and owner
      * Train your dog, puppy to be well-behaved
* Great gift for friends and family
* Great Referee whistle to hear over long distance
* Waterproof, use for camping, hiking, hunting, fishing, boating and any outdoor activities
* Lightweight - can be kept in handbag for emergencies, SOS 
*  Can be used either with a lanyard or clipped directly onto an application
*  Non-corrosive and buoyant in seawater
*  Perfect for mountain rescue, marine safety, evacuation, warning, fire wardens

This bright orange safety whistle emits a high-pitched sound that is significantly louder than a conventional ball whistle. This safety emergency whistle is capable of producing sound louder enough to summon help while save your physical strength for survival in emergency situations. This safety whistle is equally useful at sea, on a mountain, or anywhere as a personal protection accessory.