Patagonia W's Nano-Air Ultralight Full-Zip Hoody

Featherlight Warmth for Fast-Moving Objectives

When speed and efficiency define the day, the Patagonia W’s Nano-Air Ultralight Full-Zip Hoody becomes the layer you forget you’re wearing—but rely on constantly. Built for alpine starts, exposed ridgelines, and high-output pursuits, it delivers just enough warmth and protection to keep you moving without overheating. This is active insulation refined to its lightest, most breathable form.

Engineered Breathability Meets Adaptive Performance

Constructed with 100% recycled polyester ripstop, the shell and lining provide stretch, durability, and exceptional airflow, while a PFAS-free DWR finish sheds light moisture. Strategic 20g FullRange® insulation delivers targeted warmth where you need it most, while breathable underarm panels dump excess heat during intense movement. Designed with a slim, technical fit, it layers seamlessly under a harness or pack without restriction.

Key Features:

• 100% recycled polyester ripstop shell and lining with mechanical stretch and abrasion resistance

• PFAS-free durable water repellent (DWR) finish resists light moisture

• 20g FullRange® insulation provides breathable, featherlight warmth

• Strategic insulation placement with breathable underarm panels for heat regulation

• Light Touch Expansion Hood fits comfortably with or without a helmet

• Slim, technical fit designed for layering under harnesses and backpacks

• Articulated patterning enhances mobility and range of motion

• Self-stuffing chest pocket with carabiner clip-in loop for compact storage

• Capilene® Cool Lightweight fabric at cuffs for stretch, moisture-wicking comfort

• Fair Trade Certified™ factory construction supports ethical manufacturing

• Country of Origin: Jordan

• Weight: 215 g (7.6 oz)

• Style No. 85370

Summary

An ultralight, breathable insulated hoody built for high-output pursuits. The Nano-Air Ultralight delivers warmth, stretch, and packability without slowing you down.