【Items in Stock & Free Shipping】 This product will be delivered within 2-7 days. ※Only one item in stock. 【Product Description】 NXTRND AirTek? Arm Sleeves are high-quality arm sleeves. These sleeves are comfortable and breathable, and won't cause stress even when worn for long periods. AirTek? Arm Sleeves use a high-quality, stretchy blend of polyester and spandex, providing a secure fit. In addition, the top of the arm sleeve has a non-slip silicone band to prevent slippage. AirTek? Arm Sleeves have UPF 50+ protection to protect the skin from UV rays. In addition, they use moisture-wicking, quick-drying materials to quickly absorb sweat and keep you feeling fresh. Furthermore, AirTek? Arm Sleeves are compatible with various sports. They can be used in outdoor sports, tennis, basketball, baseball, and many other sports. NXTRND AirTek? Arm Sleeves are comfortable and breathable, have a non-slip silicone band to prevent slippage, offer UPF 50+ UV protection, are moisture-wicking and quick-drying, and can be used in various sports. 【Size Chart (Sleeve Size)】 Upper Arm Circumference (cm) Forearm Circumference (cm) S/M 20-28 16-24 L/XL 28-36 24-32