Smartwool Women's PhD Smartloft Full Zip wool Women's sizes: X-Small = size 2, 24-25" waist, 32-33" chest. Small = size 4-6, 26-27" waist 34-35" chest. Medium = size 8-10, 28-30" waist 36-38" chest. Large = size 12-14, 31-32" waist 39-40" chest. X-Large = size 16, 33-34" waist 41-42" chest. Shell 1: 100% nylon. Lining: 100% Merino Wool. Sleeve Lining: 100% nylon. Fill 80% Wool 20% polyester. Washer and dryer friendly! Smartloft Wool insulated quilted nylon with DWR front panel, MerinoMax Double Jersey knit sides and back panel; Merino wool jersey lining on front panel and inside collar. Nylon sleeve lining for ease of layering. Center front zipper with semi-locking slider, full draft flap and chin guard. Secure zip hand pockets, inside stash pockets, clean finish binding at sleeve opening.