Marmot AirExchange UPF 50 Crew LS - Men's JR Gear One piece is used for

One piece is used for the stem of the MiniMo and both pieces screwed together are used for the Sumo

Burn Time (up to): 15 seconds

even when your pack straps are pressing down

Get the air flowing with the handy underarm vents

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Marmot AirExchange UPF 50 Crew LS - Men's JR Gear One piece is used forDescription Features Size Guide Whether youre stepping out the door for a day hike, climbing session, or backcountry excursion, throwing on this baselayer should be your first step. AirExchange performance fabric is breathable and quick drying, keeping you in your comfort zone as you power forward. When the sun pops out and outer layers come off, UPF 50 protection keeps you safe from blazing rays. Dropped shoulders and abrasion resistant seams keep