1. PROTECTION: They can block harmful UVA and UVB rays to prevent sunburn and skin aging. All-day UV protection in hot weather. running, golfing, fishing, basketball, cycling, hiking, driving, and even gardening. It can also be used as an arm cover to hide tattoos. 2. COMFORTABLE AND BREATHABLE: The moisture-wicking fabric is comfortable and breathable, while cooling in hot weather and warming in cold weather. Ideal for keeping your hands dry when you sweat. Elastic top cuff with anti-slip band provides excellent performance to stay in place. They help the sleeves stay secure on your arms no matter what you're doing. 3. Suitable Size: Our cooling sleeves are designed for men and women, with high elasticity and good retention. Don't worry about it slipping down your upper arm. 4. Anti-slip Function: The compression sleeves adopt a transparent anti-slip design. And the non-slip wristband stays in place, so it doesn't slide as easily as other sleeves. Don't worry about it falling off or readjusting when you wear it to play golf. It can make your work or exercise more efficient. 5. Wide range of uses: It can also be used for outdoor activities or outdoor work, such as golf, running, cycling, baseball, basketball, gardening, fishing, etc.