Active Insulation: Fleece-lined thermal shirt keeps you warm and dry in extreme cold. Seamless Fit: Elastic wrist cuffs ensure a snug seal with winter gloves. Comfortable Design: Full-cut for ease of movement and maximum comfort. Proven Performance: Part of the ECWCS system, trusted by US service members for over 30 years. Versatile Use: Ideal for hunting, hiking, skiing, and other outdoor activities. Stay warm in harsh conditions with Rothco’s ECWCS Poly Crew Neck Top. Featuring a fleece lining and moisture-wicking fabric, this rugged long sleeve shirt will become your ultimate cold weather companion for outdoor activities.