The Dual Aspect Bibs are a waterproof/breathable hard shell built for alpine climbing in the harshest conditions. They feature a combination of full storm protection for the worst possible weather, a construction designed specifically for freedom of movement in the mountains, and a materials package made without perfluorinated chemicals (PFCs/PFAS) is an important step forward in creating highly technical products with lower impacts on the environment. Made in a Fair Trade Certified™ factory. The Men's Dual Aspect Bibs is fully backed by our Ironclad Guarantee and you can find it on Patagonia.com. | Patagonia Men's Dual Aspect Alpine Bibs in Smolder Blue, Large - Alpine & Waterproof Pants/Bibs - Recycled Nylon/Recycled Polyester