Patagonia Nano Puff Jacket Boys size 2XL (16-18) Color: Black Fit: Regular Shell/Lining: 100% Polyester Insulation: 100% Polyester (Primaloft) New with tags Approximate measurements Chest: 20 3/4" (underarm to underarm) Back Length: 27" (bottom of collar to hem) Sleeve length: 25 1/2" (top of shoulder seam to sleeve cuff) Shoulders: 18" (Measured from the front)