2.4 oz./yd, 100% polyester ripstop. Omni-Wick moisture-management properties. Omni-Shade UPF 40 protection. Mesh-lined vent at center back. Side pockets with zippered closure. Hook-and-loop rod holder with Columbia patch logo on left chest. This product meets the following Sustainable Style subcategory - Socially Conscious Manufacturing - This product was made in a facility that utilizes the Higg Index and has implemented Level 2 practices or above.