Jack Wolfskin Women's Size Chart Whether you're hiking along snowy woodland trails or ice skating on a frozen lake, the Rock Valley, a super warm winter softshell, is a great jacket to wear. Slip it on and you'll instantly notice that this jacket is not only warm but incredibly comfortable, too. This is because it's been tailored from a special version of super stretchy Stormlock softshell fabric - the winter version with the fluffy fleece lining. The Rock Valley fits perfectly, stretches as you move and the wear comfort is simply awesome. The high loft fleece insulates better than regular fleece, yet weighs less. The Stormlock fabric is also windproof, so you get double the insulation performance. This super warm winter softshell also features an extra-high collar. The icing on the cake, so to speak. Features: - Stormlock Softshell Highloft: Windproof, water resistant softshell fabric with two-way stretch properties, high breathability and extra-warm, high-loft reverse side - High collar - 2 hand pockets - Weight: 620g (size S) - Shell: 100% Polyester