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Insulation Types
Down vs Synthetic Insulation: Complete Guide 2026
Fill power, warmth-to-weight, wet performance, pack size, durability, price — the full breakdown so you can choose with confidence.
Everything you need to know before you spend a cent. Real advice, real testing, no filler.
We tested 12 jackets across all three membrane types in three hours of continuous rain. The results might surprise you — waterproof ratings on the hang tag rarely tell the real story.
Read Full Guide →Fill power, warmth-to-weight, wet performance, pack size, durability, price — the full breakdown so you can choose with confidence.
Manufacturer temperature claims don't match reality. Here's how to decode warmth ratings and build a layering system that actually works.
Eight jackets that pack to the size of a fist without sacrificing warmth or weather protection. For hikers, runners, and fast-and-light alpinists.
Bluesign, Fair Trade, RDS, recycled fill — what certifications actually matter and which brands deliver on their sustainability promises.
We tested budget picks alongside $400 jackets in identical conditions. Here's what actually holds up — and what to avoid.
Base layer, mid layer, shell. Master this system and you can comfortably handle temperatures from 0°F to 60°F with three lightweight pieces.
Powder skirts, recco reflectors, pit zips, insulation type — what features matter for resort skiing vs touring, and how to avoid overspending.
Freedom of movement is everything. We break down which shells work for sport climbing, traditional climbing, and alpine routes.