Women's Merino Wool 1/4 Zip Pullover — MidweightWAREHOUSE SALE FINAL SALE. No returns or exchanges. A midweight base layer with a quarter zip that lets you dial in your comfort on the move. Made from 100% merino wool at 190 GSM, it's warm when you need it and breathable when you're working hard. Open the zip on a steep climb, close it at the summit simple temperature control without peeling off layers. Merino wool naturally thermoregulates, wicks moisture, dries quickly, and resists odour. The 19.