DescriptionThis high-frequency double whistle is a good helper for outdoor products, compact and easy to carry. It can be use underwater. Made of stainless steel material, durable in use. A must-have for you when you are engaging outdoor activities.Feature- Color: As shown. - Material: stainless steel. - Size: 4x2x2cm. - Loud sound can be heard from far distance. - Lightweight, with keychain, easy to carry. - Made of stainless steel material, durable in use. - It's suitable for referees, coaches, training, instructors, sports, teachers, lifeguards, self defense, survival, emergency, herding, training bird or dog, etc. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!
