Vapor® Micro Performance 4.1 oz 100% Microfiber. Featuring UPF +50, lightweight and comfortable with PURE-Tech® moisture-wicking technology. Lightweight and sure to keep the rays from penetrating. These custom shirts are great for keeping cool while out on the beach, working in the sun or any day-to-day activities. They also make for a good uniform shirt in restaurants or other local businesses. Perfect for business logos or monograms.  These shirts are recommended by the Cancer Foundation.