Galvin Green Blake Half-Zip Windstopper Jacket – Iron/Black/Yellow Half-zip jacket in GORE® WINDSTOPPER® Soft Shell fabric. Perhaps the garment that will feature most often during the season. Keeps out windchill and sustains a core body temperature that enables the player to focus on the game. Features 3-layer fabric construction with a moisture transporting backer. Spring loaded zipper puller. Elastic binding at sleeve hem. Extremely breathable. Half zip. Adjustable waist width Technology Totally windproof. Effectively protects against windchill. Maximum breathability that allows moisture vapour to evaporate. Thermoregulatory function keeps the body at an optimum performance temperature. Perfect fit for maximum comfort and freedom of movement, specially developed for golfers. Easy to wash and maintain, just regular machine wash. Find out more about Windstopper: The WINDSTOPPER® membrane is an ultra thin, totally windproof protective layer which is laminated to a lightweight textile layer. The membrane is made of the versatile polymer PTFE (polytetrafluorethylene) which is expanded to create a microporous structure. These micropores are 900 times larger than water vapour molecules, allowing perspiration to pass through unhindered.