Urban Beauty Women's Thermal Underwear Set 2025 Autumn Winter New Fleece Lined Thickened Down Protein Moisturizing Base Layer Top and Pants

Upgraded thickened fabric with body temperature increase 3.03 times industry standard

Maximum temperature increase ≥ 4°C; 30-minute temperature rise standard ≥ 3°C; actual rise 9.1°C

Dual-layer cuff with windproof locking for enhanced warmth

10A grade antibacterial and mite-resistant certification (third-party tested, standard FZ/T73036-2010)

Contains down protein rich in 18 amino acids beneficial for skin nourishment and natural moisturizing factor for smooth skin

Far-infrared heating technology for balanced heat retention and prevention of heat loss

Soft, breathable, and odorless with zero unpleasant smell

Suitable for mild cold, deep cold, and severe cold weather conditions

Use gentle or mild washing methods

Avoid rubbing with sharp or hard objects

Do not pull or stretch forcefully

Do not wash or disinfect with hot water

Do not use high-temperature drying or ironing

The product acts as a second layer of warmth in winter with excellent heat retention

Soft and smooth texture resembling down protein nourishment

Lightweight without compromising warmth

Elasticity accommodates all body shapes without tightness

Trusted warmth source with advanced thermal technology