Hide from the sun's harmful rays in the Carhartt Men's Force Sun Defender Cobblestone Camo Print Long Sleeve T-Shirt. Force Sun Defender™ UPF 50+ protection shields your skin from harsh UV exposure, and the lightweight polyester jersey with FastDry™ technology keeps sweat from slowing you down by wicking moisture and drying fast. The long sleeves and traditional fit move easily with you, making it a natural choice for long days in the sun whether you're on the job or out fishing with friends.