1. Signal: controller grips will not block any infrared tracking leds of your Quest 3S/Quest 3. Steady signal will greatly enhance your VR gaming experience.(Fit for Official Charging Dock Battery) 2.No Broken Problem : Safety designed of knuckle straps. No worry about the BROKEN problem, no risky for your controller . The knuckle straps can hold your controllers tightly to the palm of your hands, preventing it from throwing by accident while you are playing games. 3.Perfect Fit Various Hand Sizes: controller grip cover is perfectly compatible with the Quest 3S/Quest 3 controller. The adjustable hand strap can perfectly fit most hands. No matter what size your hand is, you can adjust it as you like. And it is able to flexibly adjust the curvature of the knuckle strap cover to the controller, enhance your gaming comfort. 4.Easy to Install: The hand cover has the L and R (Left and Right), just distinguish it that you can easily to install and replace. Meanwhile you can easily operate the installation according to the user manual. Everyone can do it alone.