10PCS Adjustable Dog Whistle Trainer Sound Waves Stainless Steel Pet Training Supplies

Feature: 1. Simple to use, blowing on the pet, for a long time pet can trained. 2. Equipped with metal suspension loop, can be hung on key chains or other places. 3. Made of stainless steel metal, strong and durable without rust. 4. Fine workmanship, adjustable length with different frequencies. 5. Professional manufacturing, whistle used for training dog. Specification: Condition: 100percent Brand New Item Type: Pet Training Whistle Material: Stainless Steel Color: As Pictures Shown Suitable Pet Type: Dogs Effect: Whistle Used for Training Dog Quantity: 10PCS Weight: Approx. 130g Length: Approx. 5.5cm/2.17inch Diameter: Approx. 0.8cm/0.31inch. Package List: 10 x Pet Training Whistle