Just Cool JCA002 Long Sleeve Cool Tee - Electric YellowThis long sleeve T is the perfect transitional piece from season to season. Crafted from a lightweight, smooth Neoteric™ fabric it can be worn all year round. Great for layering under your favorite hoodie, a t-shirt, or a button-down at the office, this shirt will keep you dry and warm for all occasions.Features100% POLYESTER - Resists wrinkles and guarantees long wear!Twin needle stitching detailing - Protects hems from popping. Set in sleeve design- Fits better with no folding!Self-fabric neck line - Smoother look, even when layering colors. Performance Neoteric Smooth fabric - Lightweight, cooling fabric, great for day or night. WEIGHT - 4.1oz - Light enough to layer without losing coverage when you wear it alone.