Details When the temperatures drop and the wind picks up, you need a little extra protection from the elements. The Smartwool Women's Merino Sport Fleece Wind Tight provides exactly what you need. A stretchy knit fabric and brushed merino next to skin means you won't sacrifice comfort and the windproof front panel with a DWR coating keeps the elements at bay. Material Main: 46% Polyester, 38% Merino Wool, 16% Elastane Wind Front Leg/Knee Panels: 85% Nylon, 15% Spandex Waistband Facing / Pocket Bag / Ankle Welts: 54% Merino Wool, 46% Polyester Fit Slim Fit Details Stretchy knit fabric puts soft, brushed Merino next to skin and durable synthetic material against the elements to balance comfort and protection Windproof front panel (1CFM Rating); DWR finish for protection from the elements Reflective elements for visibility in low light conditions; Flatlock seam construction designed to minimize chafing Interior waist drawcord for adjustable fit; Drop in pocket on side panel Weight 264 g (9.31 oz) Smartwool Merino Sport Fleece Wind Tight Women's