Its technical fit accommodates light underlayers or works as a stand-alone top, and it squashes. Minimalist for multi-sport versatility, the Patagonia R1® Pullover Men is the essential fleece for any mountaineer, rock climber, and alpine climber seeking function - nothing more. Patagonia's R1 Pullover maintains a similar focus, with a high/low interior grid polyester/spandex fabric (Polartec Power Grid) that stretches, breathes, moves moisture and insulatesmade exclusively for Patagonia to be both light and breathable. Features a Polygiene® Permanent Odour Control finish to combat odours during longer expeditions, Bluesign® certification, and Fair Trade Certified Sewing™. The lightweight fleece warms your core and. A smooth microfibre face allows for easy layering, and raglan sleeves with offset shoulder seams increase arm mobility and pack-wearing comfort. The Patagonia R1 Pullover is a slim-fitting, insulating jacket thats designed to move naturally with your body. One left-chest pocket, minimalist zippers, and the pullover's technical fit keep weight and bulk to a minimum whilst maximising breathability. The Polartec® Power Grid™ fabric has been redesigned exclusively for use by Patagonia in its Regulator® fleeces, and it features increased warmth, breathability, durability, warmth, and compressibility, all whist reducing weight. The Mens R1 Pullovers minimalist design by PATAGONIA offers maximum versatility and it is the ideal midlayer for alpine endeavors in demanding conditions. The Patagonia R1® Pullover Men features no frills, no gimmicks, just one purpose: keep you warm, dry, and comfortable throughout your entire mission in the mountains. Where other brands add Patagonia takes away.