Adult Size Blacker Black Solar Long Sleeve Tee, 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. Dark colors are not suitable for dye sublimation due to the ink being absorbed by the black color.This Vapor Apparel® garment features easy tear away label tags for easy relabeling.