These windproof ski pants, Rossignol Xium Plus Cross Country Ski Pants, make mobility easier than ever before. The stretch on these ski pants is incredible! If you are looking for something that can take the aerobics of your winter sports, these Rossignol Xium Plus ski pants can do just that. On top of that, the 100% polyester fabric is able to keep you warm while you are trying out different moves down the slopes. The Rossignol Xium Plus Cross Country Ski Pants are a great hassle free pair of ski pants bound to make it out of the store and down the slopes with you.