7mesh Guardian Air Jacket vs Outdoor Research Helium UL Jacket
Weight and specs compared for 2026 — and which one to choose.
PFAS-free GORE-TEX ePE ultralight rain shell from Arc'teryx-founded brand. Hyper-minimal design for extreme expeditions.
Full details →Minimalist rain jacket with Toray Dermizax 2.75-layer 15D construction, highly breathable and compressible for fast-and-light mountain use.
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7mesh Guardian Air Jacket vs Outdoor Research Helium UL Jacket: which should you buy?
If saving weight is your priority, the Outdoor Research Helium UL Jacket wins — at 162 g it is 38 g (19%) lighter than the 7mesh Guardian Air Jacket (200 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 - outer layer page, or browse the full gear weight database.