Western Mountaineering Summer Coupler Sleep System - Unisex 4012-899
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Western Mountaineering Summer Coupler Sleep System - Unisex


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Shop with confidence. If it's not working out like you expected, you can return it.

Really. If it's not up to snuff after you use it (a couple times) you can still bring it back.

It lasts longer than 30 days, but not forever. We'll be fair about it. We're all members here.

Price match guarantee

Found a better deal in Canada? Up to 30 days after purchase – we’ll match it.

If you see a lower price for this exact item advertised online, in print or in a store, give us a call at 1 (888) 847-0770.

If it’s identical, brand-new, in stock, and sold and shipped by a Canadian-based retailer, we’ll match that price.

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Show Description

Convert a single Western Mountaineering semi-rectangular bag into a summer-weight duvet for 2. Save weight and increase your sprawl room.

  • Cotton tri-blend upper fabric feels like the sheets back home.
  • Sleeves hold a pair of sleeping pads (not included).
  • Side zips keep the bag in place and prevent drafts.
  • Works with hoodless Western Mountaineering semi-rectangular bags, 2000 model year or later (earlier models have incompatible zippers).
  • Not compatible with mummy bags.
  • Bottom surface is not waterproof.

Tech specs

Show Tech specs
Ideal for Backpacking
Made in USA