Backcountry Introduction: How to Use an Avalanche Backpack by Lost Arrow Backcountry Ski Gear Experience

Backcountry skiing requires a variety of equipment in addition to the gear you use at a ski resort. Since
you're venturing into unmanaged snow-covered mountains and engaging in climbing in addition to skiing, equipment similar to that used for a short winter mountain climb is essential, regardless of the duration or location of your trip.

Therefore, we covered the "Backcountry Ski Gear Experience" workshop held at the end of January, hosted by Lost Arrow, a company that handles backcountry ski gear from brands like Black Diamond and Scarpa. We've extracted some footage from the workshop, which taught the proper use and handling of hike-up gear and avalanche gear, and compiled it into a collection of how-to videos for backcountry beginners. There are a total of 10 videos.

【Avalanche Gear】
Beacon
Shovel
Probe
・Avalanche Backpack

This time , we're focusing on avalanche backpacks. Mr. Hashimoto and Mr. Sakamoto from Lost Arrow gave us a lecture on avalanche backpacks. The content is divided into two parts. One part covers the features of the backpack itself and how to store avalanche gear. The other part covers how to put on the avalanche backpack and how to deploy the balloon. *The content introduced here is only a part of the lecture.



・Gear used in this video

Osprey/Solden Pro E2 32

This backpack is equipped with an electronic avalanche airbag. By upgrading from the Alpride E1 system to the Alpride E2 system, the compressor has been made 40% smaller and approximately 140g lighter, and the airbag capacity has increased from 150L to 162L. The electronic unit is supercapacitor-based, which has the advantage of not requiring maintenance during storage, unlike lithium-ion battery-type units. It also has features specifically designed for snowy mountains, such as a variety of ski and snowboard attachment methods, a helmet carrier, and ski/snowboard attachment points

The size is 56 x 32 x 27 cm (length x width x depth). The photo shows the balloon deployed. The weight is 1.14 kg including the Alpride
The compressor is 40% smaller than the previous model, making it easier to store

Interview cooperation/Lost Arrow
Video shooting and editing/Daiki Yoshikawa
Video composition and text/Shinya Moriyama

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