The Men's Astroman Long Sleeve Sun Shirt combines technical performance with practical design for outdoor enthusiasts. Engineered from a breathable nylon-spandex blend, this shirt delivers exceptional moisture management and rapid drying capabilities. The movement-mirroring stretch fabric adapts to your body's natural motion, while the AirVent™ inner back yoke enhances ventilation during active pursuits. A left welt chest pocket and snap front closure provide convenient storage and easy layering. UPF 50 protection shields you from harmful rays in most colorways, with UPF 30 in the Storm Plaid option. The shirt tail hem ensures coverage during dynamic activities, making it an essential piece for sun-exposed adventures.