Haglöfs L.I.M Barrier III vs Montbell U.L. Thermawrap Jacket
Weight and specs compared for 2026 — and which one to choose.
Lightweight synthetic insulation jacket with Pertex outer fabric, featuring exceptional warmth-to-weight ratio for alpine hiking and mountaineering.
Ultralight synthetic Exceloft insulated jacket with 15D Ballistic Airlight nylon shell, highly packable for cool weather.
Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.
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Haglöfs L.I.M Barrier III vs Montbell U.L. Thermawrap Jacket: which should you buy?
If saving weight is your priority, the Montbell U.L. Thermawrap Jacket wins — at 227 g it is 223 g (50%) lighter than the Haglöfs L.I.M Barrier III (450 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.
See where both rank against everything else in this category on the lightest clothing - mid layer page, or browse the full gear weight database.