Eileen Fisher Yak and Merino Wool Chunky Sweater Vest Women's Full Zip Cowl. Chunky woven style. Full zip with pockets. Cowl neck collar. Sleeveless. 50/50 Yak/Merino wool. Color: dark grey, white. Size: Women's medium, approx. 18" armpit to armpit, 24" length mid shoulder to hem.