When you wear this super comfortable polyester cotton blend long-sleeve tee, you're wearing a piece of Marmot's 50 year history. A tagline that's been with us since the very beginning, "Marmot For Life" embodies our commitment to keeping you comfortable for the long term. This long-sleeve t-shirt is no exception. Poolside or mountainside, skate park to national park, this tee is ready for low key or high octane summer adventure. From hot beach days to cool alpine nights with a flannel overtop, this tee is ready for relaxing before, during, and after the fun.