This pack of 4 hydrogel screen protectors provides durable, flexible protection for your Garmin Tactix Charlie Watch. The self-healing material helps reduce scratches and daily wear while preserving the clarity and touch responsiveness of your watch screen. Main Features: 4 x Clear hydrogel screen protectors Flexible and self-healing material Scratch and impact resistant Maintains full touch sensitivity Installation Instructions: Remove your old screen protector Clean the screen with the wipes provided. First the wet wipe then the dry wipe. Stick one of the provided blue stickers to the top of the screen protector  Remove the back white plate (hard plastic) Align the screen protector on your watch screen and stick it down Use the scraper provided or a bank card to remove any air bubbles  The remaining bubbles will disappear on their own in a few days Now remove the top film & enjoy your new screen protector Future scratches can be blended out with the scraper provided or a bank card