LangSha Men's Thermal Velvet Self-Heating Seamless Round Neck Base Layer Autumn Winter Warm Underwear Set

Product Specifications

Thermal fabric made with German velvet (De Rong) technology for soft, fluffy, and skin-friendly warmth similar to cashmere

Odralon heating technology with moisture absorption and heat generation, single-sided brushed surface

Antibacterial performance rated 10A

Seamless, laser-cut edges for no trace and no fraying

Lightweight and thin design with fabric thickness approximately 0.8mm and fabric weight 280g/m²

High-density knitting with 50S yarn count, four-needle six-thread double-sided brushed finish

Stretchy and comfortable with elastic waistband that fits snugly without tightness

Sleeve and pant cuffs feature three-stage design allowing free length adjustment without curling or fraying

Classic round neck design, discreet and suitable for layering

Front fly with button for convenience and privacy protection

IP54 level protection (dust and water resistance)