Outdoor Survival Whistle

Durable and strong, made of high quality aluminum alloy.

Double tubes and crisp sound, you can use it in any life-saving environment.

Maximum sound intensity of up to 118 decibels, can be heard for far distance

High frequency Diplopore whistle is a good outdoor helper, compact and easy to carry, cavity free bead design, water inside also can be used. For Multisport , Camping , Mountaineering , Travel , Running , Climbing , Rock Climbing , Backpacking

portable ( only 11g), can attach to bags or wear on your neck.

Color:Silver Gold(Random color)