Thermal Underwear Set for Men - Fleece Lined Base Layer

STAY-PUT DESIGN: Whether you're wearing oversized jackets, bulky sweaters, or cargo pants loaded with essentials, our men's thermal underwear stays put under even the heaviest outer layers. KEEP WARM AND DRY: Crafted with a luxurious ultra-soft fleece lining and moisture-wicking power, our Rocky long johns for men ensure you stay warm and dry, without the sweaty, shivering nights. ALL-DAY COMFORT: From morning jogs in freezing temperatures to chilly winter nights, our underoos are designed to keep you comfortable and warm all day long. The soft, lightweight yet warm fabric provides anti-chafing comfort that active men crave. LIGHT/MID/HEAVY OPTIONS: Our thermal tights are tailored to take on anything the day throws at you. Choose the light set for nippy mornings, the medium for versatile layering, or the heavy for all-day activity in blistering temps.

THERMALS MEN LOVE: Equipped with a luxurious contour pouch that keeps your important bits comfy and a vertical quick-draw fly for grab-and-go bathroom breaks, our men's long johns are crafted to cater to the modern gentleman. At Rocky, our goal is simple: to bring fashion and comfort within everyone's reach. We believe you should look and feel amazing every single day, which is why we're on a mission to make our quality, durable clothing affordable for all.

LIGHTWEIGHT, YET WARM; THIN, YET LUXURIOUSLY SOFT: When you're an active guy who needs to stay warm, Rocky thermal wear brings the heat. From daring mountain descents down a black diamond to camping trips on the lake, our long johns work overtime to lock in heat and keep you protected, even in freezing temperatures. With a perfect blend of poly-spandex, they offer the ideal balance between stretch and no-ride staying power, along with ultra-light construction and cutting-edge heat retention for cloud-like comfort all day.

Our Rocky thermal underwear features an elastic waistband, quick-draw fly, and premium stitching, as well as moisture-wicking fibers to keep you dry and comfortable. Explore our full line of men's, women's, and kids' thermal tops, bottoms, and accessories, all designed with your ultimate comfort in mind. Discover the Rocky difference and get the quality, durable clothing you deserve at an affordable price.

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