The Coldpruf Women's Enthusiast Polypropylene Lightweight Crew Shirt is a single layer garment made out of 100% polypropylene, engineered to give a close comfortable fit without being restrictive. The enthusiast is lightweight and designed to give thermal protection in cold to very cold weather with medium to high activity. Great for camping, hiking, skiing or any activity where added warmth benefits an active lifestyle. 100% ring spun polypropylene. Ring spun polypropylene yarn gives the fabric a luxurious, soft feel. Drop needle construction provides a close, comfortable fit. Drop tail construction for better fit. Hemmed cuffs. Flatlock construction on all seams. Provides excellent moisture management. Excellent thermal qualities in a variety of weather conditions. Avg weight: 4.5 oz. Import.