Discover an amazing selection of boys' long underwear at Lands' End. We have a large assortment of kids' thermals in a variety of colors and patterns that the young man in your life will love. Whether you're looking for a solid color, trendy stripes, or an endearing animal pattern, you're sure to find it here. Our thermals feature matching tops and bottoms, so your little guy is sure to look great while staying warm.
We know that comfort is important, so we go the extra mile to make sure that all of our kids' long underwear is so sleek and smooth that he'll forget he even has it on. Our secret is in the way we incorporate a touch of spandex to add just the right amount of stretch. Even better, our boys' thermal underwear features flatlock stitching to eliminate chafing and make layering a breeze.
Our Thermaskins long underwear heat technology keeps kids warm and feeling fresh all day thanks to its moisture-wicking and antimicrobial properties. It actually generates heat by absorbing body moisture! Best of all, it's lightweight, so it'll keep him warm without weighing him down. Whether you little guy needs to stay warm for a day on the ski slopes or a night at the next campout, you can rest assured that he'll feel warm, safe, and secure all day and night long.
Our kids' thermal underwear is made to last and comfortable enough to double as boy’s pajamas. We use silky smooth, high-quality fabric that's incredibly soft to the touch. Our elastic waistbands make getting dressed easy while eliminating sagging and gaps. What's more, our cuffed bottoms create a perfect fit that he's sure to appreciate. Pair his new kids' long johns with one of our boys' winter coats or boy’s sweaters for added warmth and comfort.
Quit worrying when you send him out in the cold. Take advantage of our selection of thermal underwear. For our tiniest customers, check out our adorable toddler thermals. We also have both Big Boy and Little Boy sizes, so you can find what you need. When he's dressed snugly in our boys' thermals, he'll stay warm and dry without the bulk. We'd love for you to give us a try because we think you're going to find something special at Lands' End!