Outdoor Survival Whistle Safety Whistle Emergency Whistle With Strap.

Description

Outdoor Survival Whistle Safety Whistle Emergency Whistle With Strap Specifications: Material:UTX-Nylon Color: Black-Brown-Army green Features: Sturdy and reliable Easy to carry in your palm or attach to your backpack Speak easily.For survival- attention must be paid to conserve energy- good survival post must be able to easily out of sound Dual-frequency design.The left and right sides of the vocal cavity with different sizes- at the same time to produce a high low-frequency sound- ensuring different environment- conditions are excellent penetration Package Included: 1 x Whistle