Pimalpaca lounge pants are made from the finest blend of Peruvian Pima cotton and Peruvian Alpaca fiber. Experience the naturally breathable, moisture wicking properties of Pimalpaca in style and comfort. These pants can be worn at the natural waist or lower for a more relaxed fit and feature a drawcord waistband for size adjustments. The inside is brushed, for a soft to the skin touch. Model is 5'11" wearing a size medium. 72% Pima Alpaca, 25% Modal, 3% Spandex