
Sustain Warmth from the Inside Out, All Day Long
Elevate your cold-weather apparel line with our premium heated union suit. Designed as a fundamental base layer, this two-piece set delivers up to 8 hours of continuous warmth through efficient USB-powered heating technology. Made from an ultra-soft, thick fleece fabric blend, it ensures all-day comfort and core heat retention for winter sports, outdoor work, or daily wear in freezing climates. We offer comprehensive OEM/ODM services, allowing full customization to fit your brand perfectly.
Product Overview & Key Selling Points
This heated base layer set is engineered to provide reliable, all-day warmth without restricting mobility. It's the perfect foundational piece for any heated clothing system.
All-Day Core Warmth: Features advanced heating elements designed to deliver consistent warmth for up to 8 hours on a single charge, making it ideal for long-duration outdoor activities.
Ultra-Soft & Insulating Fabric: Constructed from a thick, premium fleece fabric blend described as "super soft" for maximum comfort against the skin and excellent thermal insulation.
Breathable & Functional: Offers breathable, quick-dry, and anti-static properties, ensuring comfort during active use by managing moisture and preventing cling.
Versatile Seasonal Wear: Suitable for Winter, Spring, and Autumn, providing warmth in various cold-weather conditions beyond just deep winter.
Full Customization Ready: Available for OEM/ODM orders with options for custom logos, packaging, and graphics to build your branded heated underwear line.


Technical Specifications & Order Details
| Category | Details |
|---|---|
| Product Name | USB Heated Thermal Underwear Set (Union Suit) |
| Key Feature | Body warming for up to 8 hours |
| Primary Material | Thick Fleece Fabric (Product listing includes references to Polyester, and a blend of 95% Cotton + 5% Spandex with wool lining. Please confirm exact composition with supplier for accuracy). |
| Functions | Quick-Dry, Warm, Breathable, Anti-Static |
| Sizes Available | S, M, L, XL, 2XL, 3XL, 4XL |
| Colors | Black, Grey |
| Style | Long-sleeved top and long johns bottoms |
