The Mammut Alvra Summer Longsleeve Shirt Mens is a soft and lightweight men's collared shirt, perfect for warm-weather outdoor adventures. Crafted from a natural fiber blend of hemp and Lyocell, this shirt offers excellent breathability and temperature regulation. Its moisture-wicking properties help keep you cool, while the long sleeves provide protection from the sun. Ideal for relaxed days in nature, this shirt combines comfort with functionality. Made from a sustainable hemp-Lyocell blend for natural breathability Moisture-wicking fibers help prevent overheating Long sleeves offer sun protection during outdoor activities Certified as a bluesign product, ensuring environmentally friendly production Ethically produced under Fair Wear standards Features a convenient chest pocket with a button closure Adjustable cuffs for a personalized fit Weight 232 g Size and Fit Fit: Regular Fit Materials 55% hemp, 45% lyocell