Sea to Summit
Trek Women's Down Sleeping Bag
Sold by the people who make it — no third-party seller in between.
Manufacturer list price (MSRP)
$364.00
Retailer prices change, so we show the manufacturer list price and link out for you to check the current price.
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Overview
Trek Women's Down Sleeping Bag Couple a Women's Specific Trek to a Unisex Trek for the perfect two person camping/travel sleep environment. The Free-Flow Zip system allows unparalleled ventilation so you can open a Women's Trek up to use as a quilt in warmer weather, or secure the snaps around your shoulders, open the footbox zipper and 'wear' the Women's Trek around camp.
Specs
- Brand
- Sea to Summit
- Weight
- 1317 g · 46.5 oz
- Temp rating
- 12 °f | -11 °c (ISO 23537, tested by Sea to Summit)
- Fill
- rds certified, 650+ fillpower duck down with a non-pfc ultra-dry down treatment
- Shape
- Semi-rectangular
Weight vs. category
31% heavier than the category average.
How it measures up
Against every one of the sleeping bags & quilts in the RidgeNote register with a published figure. Manufacturer-listed; sources and dates are on this page.
- Weight
- 2.90 lb (1317 g)
- Lighter than 21% of 24 weighed · #19 lightest
- +23% vs the median 2.36 lb
- Price
- $444.00
- Cheaper than 25% of 28 priced · #21 cheapest
- +15% vs the median $386.98 · $9.56/oz (median $8.20/oz)
- Temperature rating
- 12 °F
- Lower than 75% of 48 rated
- median 20 °F
The lightest of the sleeping bags & quilts on record is Gossamer Gear Cumulus x Gossamer Gear Aerial 330 Sleeping Bag at 11.6 oz — 988 g less and $45.00 less.
The cheapest is Sea to Summit Boab Synthetic Sleeping Bag at $124.00 — $320.00 less and 7 g lighter.
RidgeNote verdict
Similar — lighter or cheaper
Compared with
Side by side on weight, list price and cost per ounce.
Related reading
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RidgeNote ranks 24 ultralight sleeping bags and quilts by published weight, from 11.6 oz to 72.0 oz, so you know what going lighter costs in ounces.
What's the Lightest 30 Degree Sleeping Bag in 2026?
RidgeNote ranks six 30 degree sleeping bags and quilts by maker-published weight, from 540 g to 1310 g, with price per ounce for every model.
What Is the Lightest 20 Degree Sleeping Bag in 2026?
The lightest 20 degree sleeping bags for 2026, ranked by weight, price, and price per ounce, from 800 g to 2041 g across eight models.
Manufacturer list price (MSRP)
$364.00