High Decibel Outdoor Camping Hiking Survival Whistle

Fashion Promotional Gift Custom Logo Double pipe double vibration high-frequency outdoor metal aluminum alloy survival whistle keychain. Excellent dog whistle as well as camping emergency whistle. Loud whistle: Double-tube design, high-frequency. Strong and durable whistles with double tubes ensure a loud crisp and high-decibel sound. Enough to be heard from very far away in an emergency. This whistle is a must-have for outdoor life. A good item for outdoor needs, sports referee, emergency. Also a nice gift for children or elders. It can be used as a key holder and key tag for outdoor, school, camping, emergency, sports, hiking, and travel. Aluminum Alloy Outdoor Camping Hiking Emergency Survival Whistle with Keychain.