Men’s Fleece Lined Thermal Underwear Base Layer Top and Bottom Set

Fabric That Works in Motion

The four-way stretch construction allows flexible movement during wear. Flat seams help limit surface friction under additional layers. The top uses standard garment contouring, and the waistband maintain placement during motion. The low-bulk fabric composition allows unrestricted movement without deformation or sagging. With structured fitting, the set suits functional use under work gear, jackets, or uniforms.

Organized Layers for Any Day

Each piece folds compactly for organized storage or travel. The fabric surface allows straightforward cleaning with mild detergent and air drying. Reinforced cuffs and hems help preserve shape and texture after washing. The streamlined design creates versatile layering with minimal bulk. Suitable for repeated use, this base layer adapts to varied environments and daily conditions.

Product Benefits:

• Fleece-Lined Interior: Offers measured thermal insulation in cool to cold conditions
• Four-Way Stretch Fabric: Maintains shape and allows flexible motion
• Flat-Seamed Structure: Limits friction and supports long-term wear
• Breathable Surface: Allows air flow for dry layering
• Low-Bulk Base Design: Fits neatly under jackets or workwear
  

Specifications:

• Material: 92% woven fiber, 8% spandex thermal blend structured for flexible wear and insulation
• Dimensions: Full-length top and bottom sized to standard men’s measurements 
• Colors: Black, Gray, Light Gray, Navy Blue, White
• Fit Type: Slim base layer structure for close-fitting wear under outerwear
• Care Instructions: Hand wash or gentle cycle; air dry
• Use Case: For winter layering arrangements
• Size  Measurements:
  • S: Chest 34–36 in, Waist 30 in, Hip 32 in
  • M: Chest 36–38 in, Waist 32 in, Hip 34 in
  • L: Chest 38–40 in, Waist 34 in, Hip 36 in
  • XL: Chest 40–42 in, Waist 36 in, Hip 38 in
  • 2XL: Chest 42–44 in, Waist 38 in, Hip 40 in

• Order cut off: 1:00 PM EST
• Processing time: prepared within 1-2 working days (Monday to Friday)
• Delivery window: estimated 3-4 working days (Monday to Friday)
• Free delivery: for all USA orders

• Return period: 30 days from the delivery date
• Refund timing: Up to 7 days from receipt and inspection
• Return postage: Paid by the customer
• Exchanges: Available within the return period