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What Our Gearhead(R) Experts Are Saying:"The Microchill Shirt is a go-to for layering up or keeping cozy on its own. I love it for early mornings at the crag or hiking on cooler days-it's lightweight but warm and layers easily under my shell. Plus, the recycled fleece feels great against the skin, making it easy to throw on for all kinds of adventures."We turn to the Mountain Hardwear Microchill Shirt for every kind of adventure that requires a touch of warmth, whether it's warming up at the crag, layering up for a hike, or exploring town on cool mornings. With its recycled microfleece fabric, it delivers soft, sustainable comfort, and the snap front adds a stylish, functional touch. Ideal as an outer layer on mild days or midlayer on cold ones, the Microchill Shirt's versatility means we're reaching for it season after season. Finished with a zippered chest pocket, it holds small essentials within reach, adding to the utility of this forever favorite.