⚠ WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Men's Performance Base Layer Pants - Thermal Hunting & Outdoor Long Underwear
Discover the ultimate foundation for your layering system with these men's performance base layer pants, designed for hunters and outdoor enthusiasts who need dependable warmth, moisture control, and all-day comfort. Built from a lightweight jersey knit performance fabric, these thermal base layer bottoms deliver the perfect balance of insulation, breathability, and stretch for high-output outdoor activity.
Made from a sustainable blend of 92% recycled polyester and 8% spandex, this 5.9 oz fabric offers four-way stretch for unrestricted movement while maintaining a close, comfortable fit. The interior features advanced ceramic warming technology, helping retain body heat for improved thermal performance in cold-weather conditions.
Engineered for long days in the field, these base layer pants feature moisture-wicking and quick-dry performance to keep you dry and comfortable during active hunts or outdoor work. Built-in scent control technology helps reduce odor, making them an excellent choice for hunting scenarios where stealth is essential.
A brushed interior lining provides soft next-to-skin comfort and added warmth, while UPF 30 sun protection makes them versatile enough for early-season hunts and sunny outdoor conditions.
Designed with practical functionality in mind, these base layer pants sit comfortably at the natural waistline, include a functional front fly, and feature flatlock seams to minimize chafing during extended wear. A tagless design ensures irritation-free comfort under multiple layers.
Key Features
Ideal For
These performance base layer pants are designed to be the essential foundation of any cold-weather gear system -- delivering warmth, breathability, scent control, and comfort for demanding days in the field or outdoors.
