Men's Thermal Underwear Set, Double-Sided Fleece, Warm Self-Heating Long Johns, Crew Neck & Stand Collar Options, Cold Weather Base Layer

Category: Thermal Underwear Set Fabric: Double-sided velvet (Milk Silk, Polyester Fiber) Thickness: Thin (121-140g/m²) Style: Set Neckline: Mid-crewneck with vertical collar Sleeve Length: Long sleeves Pants Length: Full length Season: Autumn/Winter Occasion: Homewear Pattern: Cartoon • Made from premium double-sided velvet for an ultra-soft, luxurious feel and enhanced warmth during colder months • Features innovative self-heating technology, delivering reliable insulation and keeping you cozy even in low temperatures • Mid-crewneck paired with a vertical collar design provides extra coverage and comfort for the neck area • Cold-proof construction ensures you stay warm without sacrificing style or ease of movement • Lightweight and breathable, perfect for layering under daily outfits or lounging comfortably at home