【Super Loud Floating】This survival whistle has dual sound chambers which can reach 120 decibels quickly. The sound is super loud and consistent, which can be heard from a far distance. 【Wide Application】This loud kayak whistle is nice for boating, swimming, kayaking, water survival, hiking, camping, climbing, kayaking, surfing, hiking etc.

【Super Loud Floating】This survival whistle has dual sound chambers which can reach 120 decibels quickly. The sound is super loud and consistent, which can be heard from a far distance. Survival Whistle 6pcs.