Pre-Owned Columbia Kettle Omni Heat Chelsea Station Vest. Size XS. 1557471 Shell: 57% Polyester 43% Nylon. Upper Lining: 100% Nylon. Lower Lining: 100% Polyester. Insulation. 50% Polyester 50% Recycled Polyester. Approx. Measurements: 16" Armpit to Armpit Flat. 23" Length. Flaws: Small Spot on Front Shown.