The Obermeyer Birmingham Pants are a warm and comfortable pair of pants for taking out on the mountain. The Birmingham is part of the Chamonix collection from Obermeyer that is the best combo of sporty and chic. Its functional features will ensure that you stay warm, dry and comfy without hindering your mobility. You will be looking stylish and chic as the Birmingham is cut in a Slim fit and fit low to mid rise. The exterior of these pants are made with polyester HydroBlock X that will keep you warm and dry. This offers unrestricted range of motion. The HydroBlock treatment gives these pants an excellent waterproof and breathability rating. Now when you start working up a sweat and want to cool down you can open up the underarm zip vents which is part of the Control Zone Ventilation. The interior of the pants has a soft nylon taffeta lining for the ultimate in coziness and a zip fly windguard keeps the harshest of winter winds at bay. You'll also have plenty of pockets for storing a cell phone, goggles and any essentials you'll need on the mountain. With the Obermeyer Birmingham Pants you'll be covered and well-protected from the harshness of winter so you can focus on the blue sky and the mountain of snow ahead of you.