Dual-tube Aluminum Survival Whistle

Whistle has double tubes and crisp sound, without pea, not moldy, you can use it in any environment. Maximum sound intensity of up to 120 decibels, make sure you be heard from a long distance. Made of aluminum and lasts for years. Compact and highly portable. Buckle to your car key, wallet, camping gears. Use it in any life-saving situations, in parking lot, alley ways, or out in the wilderness.