Salewa T-shirt Pure Logo Pocket AM is the perfect t-shirt for alpine trekking. Natural moisture management and soft, wicking comfort. The Pure Logo Pocket Alpine Merino T-Shirt is made of merino blended with Tencel lyocell sourced from sustainable wood plantations. The natural yarns are reinforced with polyamide for additional durability. This SALEWA Committed product meets the highest sustainability standards. It also effectively prevents odor build-up during alpine trekking or climbing.