Fiber Materials We Use are Not Only Ultra-Thin And Sensitive, but Its Friction Coefficient Is Close to The Friction Between The Finger and The ScreenDesigned, These Mobile Game Finger Sleeve Allow You Separate Your Thumb with The Touch Screen, Fast Sweat Kick-Away and Fast Dry, Decrease Errors. Not Only Reduces Friction on The Screens, but Also Ensure The Touch Sensitivity, Lets You Into An Impressive Smooth Gaming Experience.Made of Conductive Copper Fiber and Spandex Material, These Touch Screen Sleeves Is Breathable and Its Sweat Absorbing Ability Is Pretty Good Than Other Regular Rubber and Cotton Product, Not Easy to Slippery. They Wont Be Hot Even after Long Time Use, So You Don't Have to Worry about Your Hands or Fingers Being Stuffy.Compact and Lightweight, Carry It Anywhere, Anytime, Anywhere. Easy to Use, No Tools or Drivers Required, Allowed You Use It Whenever You Want to Play Games. It Can Be Washed and Can Be Used Repeatedly for a Long Time.