Women's UPF 50+ Sun Protection Jacket - Lightweight Cooling Hiking Shirt with ThumbholesMATERIAL: 91% POLYESTER 9% SPANDEX. Silky soft, Stretchy, Lightweight, Breathable, and Comfortable. UV PROTECTION: UPF 50+ Fabric For Maximum Protection Against Harmful Ultraviolet Rays; 4 Way Stretch Improves Mobility for Full Range Motion. QUICK DRY: Excellent Breathable will Pulls Moisture Away from the Skin Quickly, Keep You Dry and Comfortable. THUMB HOLES DESIGN: Keeping sleeves on the arms and securing the sleeves in place; 2 zipper pockets and