Designed for the harshest alpine conditions, Patagonia's R1® Thermal Bottoms offer unbeatable protection and warmth for any adventure. Featuring a soft, breathable microgrid interior and a durable, wind-resistant exterior, these technical fleece pants are perfect for staying warm and comfortable while on the go.

Features

• Durable, Breathable Comfort: Smooth, durable outer face fabric sheds light snow and wind, and a soft microgrid-fleece backing wicks moisture to keep you warm and comfortable while moving in cold conditions
• Stretchy Fabric Provides Freedom of Movement: Breathable, articulated and ultra-stretchy 91% recycled polyester Technostretch fabric provides unrestricted movement in the mountains
• Low-Profile, Adjustable Waistband Smooth waistband with a low-profile, internal drawcord provides an adjustable fit and is comfortable and easy to layer over
• Pocket Feature: Two zippered handwarmer pockets keep small items close and secure
• Tapered Legs: Slim-fit leg tapers through to the ankle for foot visibility and easy layering
• Weight: 332g

Materials:

• 6.5-oz 91% recycled polyester/9% spandex flat-faced Technostretch fleece