SOL Rescue Floating Whistle - 2 Pack 

This high-decibel, dual-tone whistle ensures your signal will be heard near and far by creating high and low frequencies. 

PRODUCT FEATURES

Emergency Whistle – Floating, high-decibel whistle to signal for help.
Dual-Frequency Construction – Two tones allow whistle to be heard in a variety of terrains.
Compact & Lightweight – Flat profile fits comfortably in pockets and weighs a mere 0.2 oz.
Durable, Pea-less Design – Corrosion-resistant ABS plastic won’t rust, clog, or corrode.
Convenient – Lanyard attaches to PDF or other gear.
High-Visibility – Classic SOL high-visibility orange is easy to spot in an emergency.