W Ultralight Down Vest 2.0

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This is the perfect down vest. A clean, minimal insulation piece defined by exceptional warmth-to-weight performance and meticulous material choices. Filled with premium 850 FP European down and wrapped in an ultralight recycled Japanese 10-denier fabric, it delivers efficient, unobtrusive core warmth for real alpine use.

Technical Specifications

performance

Ultralight. Timeless. Precise.

The Ultralight Down Vest 2.0 is a refined, highly efficient insulation layer — warm where it matters, weightless where it doesn’t. Built with a featherlight 100% pre-consumer recycled 10-denier Japanese ripstop and filled with premium 850 FP European goose down, it offers outstanding loft and dependable warmth with minimal bulk. The sleeveless design enhances mobility and makes it ideal for layering under shells, over mid layers, or as a compact warmth piece for fast-moving missions. Praised by experts and relied on by users, it has long been a benchmark in ultralight insulation. The straight, ergonomic cut, unobtrusive adjustments, and enlarged pockets make it practical on the mountain and calm in everyday life. It packs into itself and delivers honest core warmth whenever temperatures drop.

recommended conditions
conditions
extreme
good
altitude
high
low
summer
winter
layering structure

Build Your System™

A focused ultralight insulation layer delivering efficient core warmth with full mobility. Layers easily under shells or over mid layers for touring, climbing, and transitional seasons. Ideal when minimal bulk, adaptability, and temperature control are priorities.

Base Layer

Mid Layer

Insulation Layer

Shell Layer

Belay Layer

performance
Comfort temperature
-30ºC
-20ºC
-10ºC
0ºC
+5ºC
+10ºC
Water resistant
none
resistant
repellent
shielded
waterproof
Breathability
low
good
moderate
high
maximum
Insulation
none
light
medium
high
extreme
Wind resistance
none
light
moderate
high
windproof