Going beyond your basic crew, Gramicci's PCT is made from durable hemp and certified organic cotton for quick drying, moisture managing, odor resistant performance. . Gramicci NPT Natural Performance Technology: Made from pesticide and herbicide free durable hemp and certified organic cotton. Regulates body temperature, absorbs moisture, and dries fast. Odor resistant perfect for the trail and travel. Backpacker forward shoulder seams. Reinforced rack stitching. Hi lo hem. Circle G embroidered logo at hem. Ribbed knit cuffs. Low impact dye no shrinkage or seam twisting. Offers UPF protection. Classic Comfort fit: Engineered easy fit through the chest, armholes, and waist that allows maximum freedom of movement.