Unisex USB Heated Thermal Underwear Set - 42/52 Zones Electric Long Johns, 3-Speed Temperature Control (35℃-55℃) Soft Cotton-Spandex Base Layer for Outdoor/Arthritis Users

Dual-switch 3-speed temperature control: Offers 3 temperature modes (35℃-55℃) to adapt to different cold conditions—rapid heating in 3-5 seconds, easy to adjust via the power button; meets warmth needs from mild cool to extreme cold. 42/52 zones full-body heating: Far-infrared heating covers key areas (e.g., back, abdomen, knees)—improves blood circulation, reduces muscle stiffness, and relieves joint discomfort; ideal for cold-sensitive people, arthritis sufferers, or those with poor blood circulation.

Hidden USB cable design: USB cable tucks into an inner pocket—connects to a power bank (not included) without messy wires; power bank fits in the pocket, no interference with movement during outdoor activities. Soft breathable cotton-spandex fabric: 95% cotton + 5% spandex blend (outer) + polyester (heating layer)—skin-friendly, windproof, and moisture-wicking; provides all-day comfort without irritation, washable by hand or machine (do not wring).

Unisex couple-style fit: Neutral design fits both men and women—suitable for couples’ outdoor trips (hiking, camping); loose enough for layering under outerwear, no gender-specific size restrictions.