Ideal for high-paced sailing in warm, dry conditions, you can wear the lightweight Men&';s HP Half-Zip Pullover 2.0 as your midlayer or as a sun-protective outer layer. Made with S.Cafe;A(R) technology, it&';s breathable, odor-resistant, and wicks away moisture. The 4-way stretch material offers freedom of movement. The design also includes a front half zip for adjustable ventilation. YKKA(R) Zipper 4-way stretch fabric Half zip design No shoulder seams Printed logos Recycled Content bluesignA(R) main material Shell: 100% Polyester (Recycled)