Patagonia R1 Air – lightweight technical midlayer fleece

Patagonia R1 Air fleece. The Patagonia R1 Air line comprises lightweight technical midlayers designed for dynamic outdoor use, offered both as long‑sleeve tops and as sleeveless vests.

Why choose Patagonia R1 Air – lightweight technical midlayer fleece

Built for prolonged exertion, these pieces balance insulation and breathability to help shed moisture quickly and keep you comfortable while active.. Product descriptions specify polyester fabric, with some variants identified as recycled polyester, and note constructions such as hollow‑yarn or zig‑zag structure together with flat seams on several versions. This selection follows the active catalogue, so it displays the variants that are genuinely available and helps you compare colours, materials and sizes without overlooking the details that matter.

• Fabric: polyester, and in some variants the supplier notes recycled polyester; check variant details if material composition matters to you.
• Hollow‑yarn or zig‑zag knit structures described for certain versions support moisture dispersion, breathability and rapid drying during high‑intensity activity.
• The series includes items with full‑length zips, pockets with closures and flat seams; compare the vest and long‑sleeve options to select the format best suited to your needs.

How to choose the right version

Suitable for trekking, hiking, climbing, ski touring and travel, they work as a midlayer under a shell or alone in milder conditions depending on the chosen version.. Open each product page to check fit, composition and availability in your size; for a broader comparison, explore the complete Patagonia collection. Ski Sises has selected fashion and sport since 1920.