Siide XC Set Women'sDescription The Siide softshell set is a versatile cross country ski suit suitable for high intensity training, from cross country skiing to winter running. This cross country ski suit features flexible Stormwall stretch material that is windproof and water repellent while being highly breathable. The back of the jacket and pants is made from a flexible and lightweight knit that maximizes breathability. The interior of the suit features soft brushed