A folded bladder inside the Mammut Light Removable Airbag 3.0 embiggens you once it’s deployed, so ideally, you’ll float at the top of a snow stream. Yank the handle on your left shoulder to trigger an air canister and inflate the nylon balloon in three seconds. Mammut

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The three antennas in the Black Diamond Recon BT unit transmit and receive radio signals on a dedicated frequency. Start the journey into treacherous terrain with it in ‘send’ mode; your friends will set theirs to ‘search’ if they need to track you down. Black Diamond

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Related: These skulls look purple and orange. They are both red.


It takes some poking around to find a buried traveler. The aluminum ­Ortovox ALU 320+ PFA probe snaps together like a tent pole to be more than 10 feet long. Your buds will plunge it into the snow until it taps your body, gear, or pack. Ortovox

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The aluminum blade on the 1.6-pound Backcountry Access RS EXT avalanche shovel clicks into its 2-foot handle. The tool has two configurations: a traditional spade for scooping, and a hoe for moving chunks away for even quicker dig-outs. Backcountry Access

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This article was originally published in the Winter 2018 Danger issue of Popular Science.