Train outdoors like a beast in the Nike Men's Sleeveless Hydroguard (Extended Size). Features UPF 40+ protection shields against harmful UV rays Sleeveless Interlock knit fabric provides stretchy comfort Dri-FIT technology wicks away sweat to keep you cool and dry Standard fit Crew neck Heat-transferred Nike? Swoosh design for style Details Fabric:100% Polyester Care:Machine wash Fit:Standard