Callaway Men's Short Sleeve Opti-Stretch Auto-Striped Polo Tee 96% Polyester/4% Spandex Imported Ribbed collar, collar stand, Callaway embroidery on left crease sleeve, logo buttons, chevron embroidery on inside placket Hi-low hem, front length 31" from shoulder and back length 32" from shoulder Opti-dri technology transfers moisture away from the body to aid in evaporation Opti-stretch fabrics feature interwoven layers of Spandex to ensure maximum range of motion so the garment moves with the golf swing Opti-shield UPF 50 sun protection technology creates a layer that effectively shields your body from the sun's harmful UV rays