An adventure classic with an updated fit and technical expertise, the ExOfficio Air Strip Micro Plaid Shirt features cooling ventilation at the sides and back, roll up sleeves, UV protection, streamlined pockets, and moisture wicking, quick drying fabric. Lightweight nylon and polyester fabric in a micro plaid. Wicks moisture and dries quickly to keep you cool and comfortable. Sun Guard UPF 40 for protection from harmful UV rays. 3 position Airomesh Plus back cape ventilation system to keep you cool. Side vents for increased airflow. Roll up sleeve tabs for versatile comfort and style. 3 position button down sun collar. Cargo pockets with security zip pocket on right. Sunglasses or pen slot in left chest pocket. Utility loop above left front pocket holds fishing rod or sunglasses. Straight hem. Updated fit for a modern silhouette slightly slimmer fit through the torso and upper sleeve. Modern Relaxed fit: Generous in the chest with a slight taper to the hem slimmer sleeves retain range of motion while reducing excess fabric. Machine wash cold no fabric softeners, only nonchlorine bleach if needed tumble dry low.