LangSha 26th Anniversary New Men's Thermal Underwear Cotton Antibacterial Anti-Mite - Endorsed by Ren Jialun

95% Cotton, 5% Spandex

300g/m² brushed double-sided cotton fleece

Combed long-staple cotton for softness and warmth

Baby-grade soft touch, warm and skin-friendly

Four-needle six-thread interlock stitching with 0.05mm precision tolerance

Far-infrared heating technology, increasing temperature by 2.2°C

Far-infrared heat retention before washing

Anti-static properties with excellent static dissipation

Antibacterial and anti-mite performance certified (meets T/TTGA007-2024 AAAAAA level, GB/T24253-2009)

Far-infrared performance certified (GB/T30127-2013)

Anti-static performance certified (GB/T12703.1-2021)

Data verified by third-party testing agencies

Suitable for cold climates ranging from -15°C to 15°C

Temperature suitability based on real environment simulation tests; individual comfort may vary