Patagonia M's R1 Pants - New for 2025

Warmth and Flexibility for Every Layer

The Patagonia M’s R1® Pants are a versatile layering essential built for life before, during, and after the adventure. Made with stretchy, breathable Polartec® Power Grid® fleece, they deliver warmth without bulk while packing down light for on-the-go missions. Whether you’re pulling them on under waders, wearing them for alpine approaches, or lounging after a long day outside, these pants offer comfort, performance, and durability in one streamlined design.

Key Features

• Fabric: Polartec® Power Grid® fleece (93% recycled polyester / 7% spandex) for warmth, breathability, and stretch

• Odor Control: HeiQ® Pure treatment helps keep fabric fresh during extended wear

• Lightweight & Packable: Low-bulk construction stows easily for travel and layering

• Layering Friendly: Smooth exterior face fabric makes sliding under shells or outerwear effortless

• Waistband: Elastic waistband with adjustable drawcord for a secure fit

• Pockets: Two front on-seam pockets for handwarming or small essentials

• Cuffs: Low-bulk cuff design for easy layering over or under socks and boots

• Inseam: 29" length for versatile fit

• Weight: 354 g (12.5 oz)

• Origin: Made in Colombia

• Fair Trade Certified™: Supporting better pay and working conditions for garment workers

• Style Number: 82157

Summary Box

• Product: Patagonia M’s R1 Pants

• Material: Polartec® Power Grid® fleece (93% recycled polyester / 7% spandex)

• Features: Breathable warmth, odor control, packable, drawcord waist, on-seam pockets

• Weight: 354 g (12.5 oz)

• Style No.: 82157

• Made in: Fair Trade Certified™ factory, Colombia

Summary:
Patagonia M’s R1 Pants provide breathable warmth with Polartec® Power Grid® fleece, odor control, and packable comfort for versatile layering in cool conditions.