The new Echo L/S Tee sports all of the essentials that make this piece so beloved, with upgrades that continue to perform as a single summer layer and base winter layer. Better stretch and an improved fit let the garment move with you, a more durable and softer hand feel increase comfort and longevity, and eco-friendly mesh fabric featuring AirVent moisture management keeps you dry and sweat-free. Get more without the weight when you try the new Echo L/S Tee. . This product will be shipped directly from Outdoor Research and will leave their warehouse in 2-3 business days. Eligible for UPS ground shipping only. Ultralight. Quick Drying. Wicking. Breathable. Movement-Mirroring Stretch. UPF 20 (dark colors). ActiveFresh Odor Control. AirVent. Flat-Seam Construction. Raglan Sleeves. Reflective Logo. Polyester. WEIGHT: 3.1oz/87g. Imported.