Emergency Survival Whistles
About this item
- Louder Sound,double tubes can provide up to 150 decibels,can be heard for far distance.
- Strong and Durable,stainless steel material ensures the whistle durable
- Good Environmental adaptability - The whistle has no built-in pea ,so it will not mold and breed bacteria because of the pea.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,
- Package includes,2 X Whistles with keyring,2 X Color-sorted Carabiner,2 X Lanyard