Features: Nylon Material: Arm sleeves are made of nylon which is breathable has good sweat absorption and is comfortable to wear. Features: Arm sleeves quickly absorb sweat and dry up moisture keeping your arm fresh throughout the day instead of being hot and sticky. Protection:Cooling UV protection sleeves use innovative technology that blocks over 95% of harmful UVA and UVB rays so it offers UPF 50+ protection. Thumb Hole Design: The unisex sleeves are designed with thumb holes to ensure a wider coverage of your arms and protect your hands from UV rays. The non-marking non-slip elastic band can ensure that the sleeve will not slip off your arm fits most people's arms and will not bring you discomfort. Wide Application: UV sun protection arm sleeves are the perfect accessory for yard work golf tennis fishing baseball rock climbing disco dancing cycling soccer driving and any other outdoor activities. Specification: Material: Nylon Product Length:49cm Product Width:12cm Notes: 1. Due to the lighting effects and shooting angles there is a color difference in the product please understand. 2. Due to manual measurement there is a tolerance in the product size. includes: 1 Pair* UV Sun Protection Arm Sleeves "