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Shop sustainable, high-performing merino wool shirts for men at Icebreaker. Icebreaker men's outdoor shirts are highly versatile and naturally resist odor, even after days of wear. Made from the finest merino wool, Icebreaker’s men’s shirts keep you cool in even the most extreme conditions. Wear them solo or as a lightweight base layers or mid layers. Our selection of merino wool shirts for men are the perfect addition for any outdoor activity. Our men’s outdoor shirts are the perfect durable addition for the modern outdoorsman, with the performance every man is looking for. Releasing your natural body heat through air pockets, our merino wool shirts for men wick away moisture so you stay cool and dry all day long. Don’t forget about our mens pants to complete your look! Shop high-quality men’s outdoor shirts designed to keep up with every adventure.