It makes you feel cool in hot weather when you do summer activities. Try this when you drive, it helps to protect your skin and feel cooler than bear skin. It is a special moisture-radiating material that actually offers cooling effect. The exclusive import reflective logo design will make it more safe for night cycling. 1. Ultimate UV Protection. 2. Protect your arms from Aging, Sun-burn more than Arm-Cooling. 3. High Performance Polyester and Spandex: Fast Sweat Kick-away & Fast Dry. 4. Special moisture-radiating material. 5. 3D Skin Design: to make more comfortable than others. 6. Upgraded Non Slip Elastic Bands on Top. 7. For Cycling, Fishing, Golf , Drive, Jogging, Claiming and all other outside activities. 8. Suitable for Indoor Activity too, even your workplaces. 9. Hand Wash separately, No Bleach or Detergent, No Squeeze, Dry in Shade.