4.3 oz, 100% POLYESTER DOUBLE KNIT JACQUARD POLO Opti-Dri technology transfers moisture away from the body to keep you cool and dry UV Repel technology keeps skin safe from the sun's harmful rays UPF 50+ Self-fabric collar 3-button placket with Callaway embossed buttons Double needle hemmed bottom with side vents Heat seal label provides tag-free comfort Tonal embroidered Callaway Cheveron logo on right sleeve