The North Face Summit Series Women's L1 Top

The North Face Summit Series Women's L1 Top is a warm base layer for extreme alpine conditions. The system starts with the number 1, a form Fit against the skin that adds warmth while also wicking moisture. Face it, you're gonna be cold but you're also going to sweat as you start your upwards quest to reach the top. The Thermolite fabric is a polyesterelastane blend that is soft and stretches with every move you make. No uncomfortable restriction along the way. When you start to heat up, open up the long half zip to vent heat quickly. Once the chills come along, zip 'er back up and move onto the next challenge. Features of the The North Face Summit Series Women's L1 Top Thermolite polyesterelastane for warmth and moisture management Minimal seaming Form Fit Half zip for ventilation Engineered knit fabric provides zonal warmth and moisture management with minimal seaming Merrow stitch construction provides a more accurate andreliable stitch while eliminating bulk and improving comfort Engineered fabric and articulated patterning designed specifically for alpine comfort and mobility