Gear Review: Fox 40 Sonik Blast CMG Whistle

Get found with this super loud whistle.

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The 120-decibel Sonik Blast isn’t just loud; it’s super efficient, so testers could produce a big noise without having to huff and puff their brains out. Which is actually a key feature when you’re cold, weak, or injured.

Plastic and rubber construction means you can hold the whistle and blow into it easily in the coldest weather. $10; .6 oz.;