The Halley Windsor Stripe Short Sleeve Quarter-Zip is made with a technical blend of nylon to deliver plenty of stretch and performance. It features a quarter-zip construction with a slim, athletic fit that is ideal for sport. The Italian fabric is breathable, lightweight, and offers UPF 50 protection, making this layer an essential for your year-round wardrobe. Finished witht the Windsor Strip print throughout.86% Polyester | 14% Spandex