Size SmallPair Theory's buttoned cardigan with your favorite tee and pair of jeans or pants for a casual look you'll love.This thick super warm cardigan is made of yak-wool-blend horizontal rib knit fabric, making it a quintessential layer to mix and match with almost anything in your closet.V necklineLong sleevesFront button closureHorizontal ribbed knit37% yak hair, 37% merino wool, 22% nylon for durability, 4% spandex for stretchHand washApprox. measurements laying flat:Armpit to armpit - 18"Length - 22"