Technical fleece pants for the coldest alpine objectives, the R1® Thermal Bottoms are built to protect you from the elements and keep you warm while on the move. The interior microgrid backing is soft, warm and breathable, and the smooth, durable face fabric sheds wind or snow flurries when the weather rolls in. Made in a Fair Trade Certified™ factory. The Men's R1® Thermal Bottoms is fully backed by our Ironclad Guarantee and you can find it on Patagonia.com. | Patagonia Men's R1® Thermal Fleece Bottoms in Black, XXL - Alpine & Climbing Pants - Recycled Polyester/Spandex