Built for Warmth, Layered for AdventureThe Patagonia W's R1 Pants are a versatile midweight layer designed for everything from alpine missions to trail lounging. Crafted from Polartec® Power Grid® fleece with plenty of stretch, these pants balance warmth, breathability, and packability, making them a trusted choice for active days or cozy recovery. Whether worn under waders, as a midlayer, or on their own, they keep you comfortable wherever the journey leads.Key Features Performance Fabric: Polartec® Power Grid® 93% recycled polyester/7% spandex fleece for warmth, stretch, and durability Odor Control: HeiQ® Pure technology keeps fabric fresh through long days of use Light & Packable: Low-bulk construction packs down easily for on-the-go efficiency Layering Ready: Smooth face fabric slides under shells and outer layers without bunching Adjustable Fit: Elastic waistband with drawcord for a secure, customizable fit Pocket Details: Two front on-seam pockets keep essentials and hands warm Streamlined Cuffs: Low-bulk cuffs layer easily over or under socks Inseam: 28" length for versatile coverage Fair Trade Certified™: Responsibly made by workers who earned a premium for their labor Summary Box Product: Patagonia W's R1 Pants Fabric: Polartec® Power Grid® 93% recycled polyester / 7% spandex Features: Breathable warmth, odor control, elastic waistband, on-seam pockets, low-bulk cuffs Inseam: 28" Weight: 312 g (11 oz) Style No.: 81995 Origin: Made in Colombia Patagonia W's R1 Pants deliver breathable Polartec® fleece warmth, stretch comfort, and packable design—perfect for layering, travel, or post-adventure recovery.