women Arm Warmer and Uv Protection Stretchy Long Sleeve Driving Fingerless Material: cotton + polyester UV Protection Arm Sleeve - Length(unstretched): 45CM/ 17.7''. UV Protection Arm Sleeve - Hand Width(unstretched): 8CM/ 3.2''. Generous thumb hole size. sexy design and anti UV sun block,protect your arms from sunshine when you go outside,especially when you are driving multi optional designs and colors