Skip to product information















Men's Fleece-Lined Thermal Underwear Pants | Double-Layer, Thick Polyester, L–4XL, 4 Colours | HOORIVA
£14.00 GBP
Sale price
£14.00 GBP
Regular price
Stay Warm All Winter — From the Inside Out
The HOORIVA Men's Fleece-Lined Thermal Underwear Pants are your first line of defence against the cold. Crafted from thick double-layer polyester (251–300 g/m²) with a soft fleece lining, these thermal base-layer pants trap heat efficiently while remaining comfortable against the skin. Whether you're layering up for outdoor work, winter sports, or simply staying warm at home, these pants deliver reliable warmth in every situation.
Key Features
- Double-layer construction — enhanced insulation for maximum warmth retention
- Fleece-lined interior — soft, cosy, and gentle against the skin
- Thick polyester fabric (251–300 g/m²) — heavyweight warmth without excessive bulk
- Full-length pants — complete leg coverage for cold weather layering
- Available in Black, Light Flower Gray, Sapphire Blue, and Sky Blue
- Sizes L to 4XL — inclusive fit for a range of body types
- Ideal as a base layer under trousers, jeans, or outdoor gear
Sizing Notes
- Asian sizing runs 1–2 sizes smaller than European/American sizing — size up if between sizes
- Please allow 2–3cm variance due to manual measurement
- Size guide: L = 170cm, XL = 175cm, XXL = 180cm, 3XL = 185cm, 4XL = 190cm
Product Details
- Material: Polyester (double-layer)
- Lining: Fleece
- Fabric Weight: Thick (251–300 g/m²)
- Style: Thermal base-layer pants
- Function: Warmth / insulation
- Colours: Black, Light Flower Gray, Sapphire Blue, Sky Blue
- Sizes: L, XL, XXL, 3XL, 4XL
- Gender: Men
In the Box
- 1 x Pair of Thermal Underwear Pants
Free delivery available. Order today and layer up for the cold season ahead.
Product Images:














