Designed with versatility and function in mind, Fieldsheer’s® Merino Men’s Heated Baselayer Pants deliver uncompromising performance combined with Mobile Warming® Technology. Thin enough to be worn under jeans, ski and snowboarding pants, and hunting apparel, the Merino Heated Baselayer Pants are an essential piece of

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Mobile Warming — Groupe Pronature

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Designed with versatility, function, and value in mind, Fieldsheer’s® Proton women’s Heated Baselayer Shirt delivers uncompromising performance

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