FIRS Men's 100% Cotton Thermal Long Johns

Stay warm and comfortable with these FIRS thermal pants for men. Crafted from 100% premium combed cotton, these pants offer superior breathability, a soft feel, and antibacterial properties, making them perfect for winter layering. The seamless design ensures a clean look and all-day comfort.

Filling: cotton Applicable gender: male Whether to add velvet: No velvet time to market: Winter 2026 Pants Length: trousers thickness: Thick Function: Keep warm Is it customizable?: Not customizable Whether patch: No patch Waist type: Natural waist For people: middle aged