FPS Crosshair Sticker for Gaming Material: Made from a special high-temperature resistant, residue-free adhesive material that ensures durability and easy application/removal. Specific Use: Designed for FPS (First-Person Shooter) games to enhance aiming accuracy and motion control. It can be applied to TV monitors, mobile phones, laptop displays, and gaming console screens to provide clear targeting assistance across different game environments, whether overly bright or dark. Allows players to switch effortlessly between gaming and other screen uses like watching videos. Specifications: There are two colors, red and green, totaling 56 pieces across 2 sheets, featuring 28 different designs and sizes ranging from 1 cm to 2 cm to fit various monitor sizes and gaming scenes. Precautions: Ensure the screen is clean and dry before applying the sticker for optimal adhesion and easy removal. When removing the sticker, do so gently to avoid any potential scratches to the screen.