{"product_id":"mens-fleece-thermal-underwear-set-compression-long-johns","title":"Men's Fleece Thermal Underwear Set – Compression Long Johns","description":"\n\u003ch2\u003eMen's Fleece Thermal Underwear Set – Compression Long Johns\u003c\/h2\u003e\n\u003cp\u003eStay warm and comfortable all winter long with this high-performance thermal underwear set for men. Crafted from a soft cashmere-polyester blend, this fleece-lined compression base layer traps heat efficiently while wicking moisture away, keeping you dry and cozy whether you're hitting the slopes, the gym, or braving the cold outdoors. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFleece-Lined Warmth:\u003c\/strong\u003e Soft inner fleece layer provides excellent insulation for cold-weather activities.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMoisture-Wicking:\u003c\/strong\u003e Quick-dry polyester fabric pulls sweat away from the skin to keep you dry during active use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompression Fit:\u003c\/strong\u003e Snug, body-hugging design supports muscles during workouts, skiing, cycling, and running.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Materials:\u003c\/strong\u003e Cashmere and polyester blend for a luxuriously soft feel against the skin.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKnit Construction:\u003c\/strong\u003e Flexible knit weave moves with your body for unrestricted performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Ideal as thermal underwear, ski base layer, gym wear, cycling underlayer, or everyday winter base layer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Set:\u003c\/strong\u003e Includes both top and bottom for complete layering coverage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSize Guide (Asian Sizing — Please Order 1–2 Sizes Up)\u003c\/h3\u003e\n\u003cp\u003e\u003cem\u003eThese are Asian sizes, which typically run 1–2 sizes smaller than European\/US sizes. Please use the height and weight guide below to select your best fit.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color:#f2f2f2;\"\u003e\n      \u003cth\u003eSize\u003c\/th\u003e\n      \u003cth\u003eHeight\u003c\/th\u003e\n      \u003cth\u003eWeight\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eS\u003c\/td\u003e\n\u003ctd\u003e150–160 cm\u003c\/td\u003e\n\u003ctd\u003e40–50 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eM\u003c\/td\u003e\n\u003ctd\u003e160–170 cm\u003c\/td\u003e\n\u003ctd\u003e50–60 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eL\u003c\/td\u003e\n\u003ctd\u003e170–175 cm\u003c\/td\u003e\n\u003ctd\u003e60–70 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eXL\u003c\/td\u003e\n\u003ctd\u003e175–180 cm\u003c\/td\u003e\n\u003ctd\u003e70–80 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e2XL\u003c\/td\u003e\n\u003ctd\u003e180–185 cm\u003c\/td\u003e\n\u003ctd\u003e80–90 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e3XL\u003c\/td\u003e\n\u003ctd\u003e185–190 cm\u003c\/td\u003e\n\u003ctd\u003e90–95 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003ePlease allow 1–2 cm variance due to manual measurement. Colors may vary slightly from photos due to monitor settings and lighting.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cashmere \u0026amp; Polyester Blend\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCraft:\u003c\/strong\u003e Knit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGender:\u003c\/strong\u003e Men\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eItem Type:\u003c\/strong\u003e Long Johns \/ Thermal Underwear Set\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Sizes:\u003c\/strong\u003e S, M, L, XL, 2XL, 3XL (Asian sizing)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e YT6UJ\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSkiing \u0026amp; snowboarding base layers\u003c\/li\u003e\n  \u003cli\u003eGym workouts \u0026amp; fitness training\u003c\/li\u003e\n  \u003cli\u003eCycling \u0026amp; running in cold weather\u003c\/li\u003e\n  \u003cli\u003eOutdoor sports \u0026amp; hiking\u003c\/li\u003e\n  \u003cli\u003eEveryday winter warmth\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/womens-oversized-turtleneck-cashmere-sweater-winter-pullover\"\u003eWomen's Oversized Turtleneck Cashmere Sweater – Winter Pullover\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/womens-oversized-turtleneck-knit-pullover-sweater-thick-cozy\"\u003eWomen's Oversized Turtleneck Knit Pullover Sweater – Thick \u0026amp; Cozy\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/womens-high-waist-fleece-lined-slim-pencil-jeans\"\u003eWomen's High-Waist Fleece-Lined Slim Pencil Jeans\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.ftc.gov\/business-guidance\/resources\/threading-your-way-through-labeling-requirements-under-textile-wool-acts\" target=\"_blank\" rel=\"noopener\"\u003eFTC textile labeling requirements\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: How should I choose my size for this men's thermal underwear set?\u003c\/h4\u003e\n\u003cp\u003eA: These garments use Asian sizing, which typically runs 1–2 sizes smaller than European or US sizing. We recommend selecting your size based on the height and weight chart provided above rather than your usual clothing size. If you are between sizes, size up for a more comfortable fit, especially over base layers.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What activities is this fleece thermal underwear set best suited for?\u003c\/h4\u003e\n\u003cp\u003eA: This compression thermal set is highly versatile. It is designed as a base layer for skiing, snowboarding, cycling, running, gym training, hiking, and general cold-weather outdoor activities. The moisture-wicking quick-dry fabric makes it especially well-suited for high-intensity sports where you need both warmth and sweat management.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material is used in this thermal underwear set?\u003c\/h4\u003e\n\u003cp\u003eA: The set is made from a cashmere and polyester blend, offering a soft, warm feel on the inside combined with the performance benefits of polyester — including quick drying and stretch. The knit construction adds flexibility for active movement without restriction.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How should I choose my size for this men's thermal underwear set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These garments use Asian sizing, which typically runs 1–2 sizes smaller than European or US sizing. 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