Western Mountaineering
Terralite
Sold by the people who make it — no third-party seller in between.
RidgeNote is reader-supported: if you buy through the retailer links below, we may earn an affiliate commission at no extra cost to you. As an Amazon Associate I earn from qualifying purchases.
Manufacturer list price (MSRP) — 56-165-cm / left
$645.00
Retailer prices change, so we show the manufacturer list price for each version and link out for you to check the current price.

Overview
TerraLite – Ultralight Sleeping Bag for Side Sleepers The TerraLite is an ultralight sleeping bag for side sleepers who need space to move without sacrificing warmth or weight. At just 1 lb 13 oz, it delivers premium performance for backpackers, overlanders, and comfort-focused campers. This bag features a wide-cut design from shoulders to footbox.
Specs
- Brand
- Western Mountaineering
- Weight
- 0 g · 0.0 oz
- Temp rating
- 25°f (manufacturer rating)
- Fill
- 850+ power goose down
- Shape
- semi rec
Weight vs. category
100% lighter than the category average.
RidgeNote verdict
Similar — lighter or cheaper
Related reading
The Complete Beginner Backpacking Gear List
Everything you actually need for your first overnight, from our own catalogue — with the honest budget math and where to buy it.
Best Lightweight Backpacking Tents (2026)
The eight shelters in our catalogue, ranked by published weight, floor area, and list price — with an honest reason to skip every one of them.
Best Sleeping Pads for Backpacking 2026
Fourteen pads from R 1.3 to R 7.7, compared on the manufacturers’ published insulation and weight figures — air, self-inflating, and foam, with a reason to skip each.
Manufacturer list price (MSRP)
from $645.00