- These whistles bulk are great for referees, coaches, teachers, training, survival, emergency, school, sports, give away etc.
- The caliber is bigger and the whistle is louder;
- Aluminum alloy material, the surface adopts anodic oxidation technology for color, does not fade and has a longer service life.
- Louder Sound,double tubes can be heard for far distance.Strong and Durable,stainless steel material ensures the whistle durable
- Good Environmental adaptability - You can use it in any dust or dirty water environment
- Convenient and practical,with kering and carabiner keychain,can tie on your backpack,belt,
- High-quality materials, which are safe, durable and firm, and can be used for a long time.
TAPIVA Whistle Coach Whistles High Decibel Whistle EDC Whistle Tool Outdoor Survival Cheerleading Whistle Portable Triple Pipe Emergency SOS Whistle Keychain
