The Rossignol Siz trousers have a waterproof and breathable membrane that protects you from storms, and a lightweight insulation that provides additional warmth on the chairlift and while skiing. The built-in gaiters insulate you from the snow and the reinforced cuffs protect you from ski edges. The adjustable waist allows you to customise the fit to your layers.Features:Classic fit: A tailored straight cut for a wide range of movements20,000/15,000 waterproof membrane: Stay dry and comfortable in light rain or snowSealed seams: Main seams are sealed to prevent rain, snow, and wind from entering60 insulation: Lightweight, 100% recycled insulation that keeps you comfortable in slightly cold temperaturesPFC-free hydrophobic finish: Includes a durable water repellent (DWR) coating that repels light snow and rain without using toxic fluorocarbon-based chemicalsComposition: 100% polyester