90% Nylon, 10% SpandexVERSATILE USE: Perfect for outdoor sports enthusiasts, these sleeves are also great for ball game lovers and gardeners. Enjoy any outdoor activity with ease and comfort, knowing you're protected throughout the day.MAXIMUM SKIN PROTECTION: Our sun-protective cooling sleeves offer excellent sun protection and cooling properties. They keep your skin cool and shielded from harmful sun rays, protecting your arms from scratches and bruises during gardening or outdoor work, providing comprehensive protection for your skin.ADJUSTABLE ARM BAND: Equipped with adjustable arm straps design, this cycling sleeve allowing you to customize the fit to your body shape. You don't have to worry about the sleeve slipping or being too tight. It's suitable for both men and women of various sizes.ImportedIDEAL FOR RUNNERS AND CYCLISTS: Are you tired of taking your watch on and off when wearing sun sleeves? Our innovative sleeve, designed specifically for sports enthusiasts, features a dedicated watch hole. This design allows you to never take off your watch, and easily check the time and fitness data while exercising. Enjoy your exercise experience to the fullest!DURABLE AND EASY CARE: Made from a blend of 90% nylon and 10% spandex, these sports sleeves are snag-resistant and won't pill. The fabric is durable and stretchy, holding up well to long-term use and washing. They're machine washable and hand washable which is easy to care for.