{"product_id":"mens-fleece-lined-thermal-underwear-pants-double-layer","title":"Men's Fleece-Lined Thermal Underwear Pants | Double-Layer, Thick Polyester, L–4XL, 4 Colours | HOORIVA","description":"\u003ch2\u003eStay Warm All Winter — From the Inside Out\u003c\/h2\u003e\u003cp\u003eThe HOORIVA Men's Fleece-Lined Thermal Underwear Pants are your first line of defence against the cold. Crafted from thick double-layer polyester (251–300 g\/m²) with a soft fleece lining, these thermal base-layer pants trap heat efficiently while remaining comfortable against the skin. Whether you're layering up for outdoor work, winter sports, or simply staying warm at home, these pants deliver reliable warmth in every situation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDouble-layer construction — enhanced insulation for maximum warmth retention\u003c\/li\u003e\n\u003cli\u003eFleece-lined interior — soft, cosy, and gentle against the skin\u003c\/li\u003e\n\u003cli\u003eThick polyester fabric (251–300 g\/m²) — heavyweight warmth without excessive bulk\u003c\/li\u003e\n\u003cli\u003eFull-length pants — complete leg coverage for cold weather layering\u003c\/li\u003e\n\u003cli\u003eAvailable in Black, Light Flower Gray, Sapphire Blue, and Sky Blue\u003c\/li\u003e\n\u003cli\u003eSizes L to 4XL — inclusive fit for a range of body types\u003c\/li\u003e\n\u003cli\u003eIdeal as a base layer under trousers, jeans, or outdoor gear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSizing Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAsian sizing runs 1–2 sizes smaller than European\/American sizing — size up if between sizes\u003c\/li\u003e\n\u003cli\u003ePlease allow 2–3cm variance due to manual measurement\u003c\/li\u003e\n\u003cli\u003eSize guide: L = 170cm, XL = 175cm, XXL = 180cm, 3XL = 185cm, 4XL = 190cm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Polyester (double-layer)\u003c\/li\u003e\n\u003cli\u003eLining: Fleece\u003c\/li\u003e\n\u003cli\u003eFabric Weight: Thick (251–300 g\/m²)\u003c\/li\u003e\n\u003cli\u003eStyle: Thermal base-layer pants\u003c\/li\u003e\n\u003cli\u003eFunction: Warmth \/ insulation\u003c\/li\u003e\n\u003cli\u003eColours: Black, Light Flower Gray, Sapphire Blue, Sky Blue\u003c\/li\u003e\n\u003cli\u003eSizes: L, XL, XXL, 3XL, 4XL\u003c\/li\u003e\n\u003cli\u003eGender: Men\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIn the Box\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e1 x Pair of Thermal Underwear Pants\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eFree delivery available. Order today and layer up for the cold season ahead.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eProduct Images:\u003c\/b\u003e\u003c\/p\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/3594a5fa-9804-462a-af14-dd350b6ab55d_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/ba311255-9e77-499a-9906-fc8c4ffa8b6e_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/1202457c-86df-4ee4-a3e7-2fe96b11fe9e_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/ea446ed9-e825-4fd7-815c-151f923369ec_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/b42e940d-76cf-48f4-815a-d1fc4fda7b87_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/b613332f-e83d-4e1a-940c-1b81fbefacf6_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/288e0230-9b72-43fa-9687-bc22cf37d4ad_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/430e56cf-84f6-4682-aa35-64c65f01f74e_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/0bab8f50-e6de-45df-8a21-9727e16b7c45_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/4b55f722-7db9-46c9-91cd-6f17f6eb7c82_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/6edcb619-a1c3-42f6-9075-0f9655e0c634_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/3a8de5d7-b407-47c7-9285-22883fe3fde1_trans.jpeg\"\u003e\u003cimg src=\"https:\/\/oss-cf.cjdropshipping.com\/product\/2025\/11\/08\/11\/007c9127-cc89-4b36-adb0-f8a613b91c0f_trans.jpeg\"\u003e\u003cimg 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