Shineray-Multicolor Anti-Slip Thumb Hole Stretch UV Protection Arm Sleeve Set 100% Cotton Material: Main: 100% cotton, auxiliary materials: 100% polyester Function: UV sunscreensexy design and anti UV sun block,protect your arms from sunshine when you go outside,especially when you are driving Size: length--46cm; palm circumference--18cm; arm circumference--21cm Sleeves feature an anti-slip grip end and a thumb hole for high efficiency.Great for outdoor sports like Cycling, Fishing, Golf, Driving, Jogging, Climbing and any other outside activities! Great for outdoor sports like Cycling, Fishing, Golf, Driving, Jogging, Climbing and any other outside activities!