Buy the K's Down Sweater Vest locally. The windproof and water-resistant Boys' Down Sweater Vest gives reliable core warmth that's so airy and comfy, kids will forget it's even on. The super durable 1.4-oz 20-denier polyester mini-ripstop shell fabric and the 100% polyester plain-weave lining are treated with a DWR (durable water repellent) finish. Compressible, Traceable Down (third-party-verified, non-live-plucked, non-force-fed) 600-fill-power duck down gives unrelenting warmth. Vest details: a full-length zipper with garage and wind flap; handwarmer pockets with reflective webbing pulls; comfy quilt-through construction; internal drawcord at the hem and a hand-me-down ID label.