Patagonia Helium Windshirt (bluish-gray). VERY thin windproof/water-resistant, fit in your pocket top that folds up smaller than a Coke can. Windshirt is a 1/2-zip pullover without hood. -worn once, size Large, could easily pass for brand new - no signs of use $40 for the Helium Windshirt. Pick-up in Boulder, or $5 to ship them anywhere CONUS. Paypal or cash. (Houdini has now been sold)