Features: 94% polyester/ 6% spandex jersey knit. Opti-Dri technology transfers moisture away from the body. Stretch fabric moves with you to increase your range of motion. UV Block technology keeps skin safe from the sun's harmful rays. UPF 40. 1/4-Zip with Callaway signature zipper pull. Self fabric collar. Overlock decoration stitch on sleeve. Double needle hemmed bottom with side vents. Tonal Chevron logo embroidered on back collar.