We redesigned our synthetic base layers with softer fabric that will keep you warm and dry on your outdoor adventures. Our most versatile base layer-this heavyweight top is packed with all the performance properties you need to get outdoors. Form Fitting: Fits close to the body. REPREVEĀ® recycled polyester is made from recycled content, including plastic bottles. REPREVEĀ® is a registered trademark of Unifi, Inc. 48% REPREVEĀ® recycled polyester/48% polyester/4% elastane. Machine wash and dry. Thumb holes keep sleeves in place. Moisture-wicking and quick-drying. Anti-microbial finish controls odor. Interior locker loop. 255-gram weight. Imported. Fit: Slightly Fitted Women's L. L. Bean Heavyweight Base Layer - Long Underwear Crew Top Midnight Black Large, Synthetic/Plastic