PAKA Mayu Ultralight Jacket vs Patagonia Nano-Air Ultralight Pullover
Weight and specs compared for 2026 — and which one to choose.
50% alpaca fiber insulation, 3.8 oz lighter than traditional Nano Puff jackets.
Active insulation pullover with 20g FullRange synthetic fill and breathable side panels. Ideal for high-output hiking in cool-to-cold conditions.
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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PAKA Mayu Ultralight Jacket vs Patagonia Nano-Air Ultralight Pullover: which should you buy?
The listed weights alone are not enough to choose between these products. Confirm the size, included parts and weight basis against each source; choose equipment for the function and fit you need.
See where both rank against everything else in this category on the lightest clothing - mid layer page, or browse the full gear weight database.