This prep window scraper can be used to remove paper, adhesives and even gum from a wide variety of surfaces. It includes a safety guard to ensure that your hands will be safe from any scrapes or lesions from the standard utility knife blade. This window scraper is perfect for removing excess paint and other substances which accidentally end up on windows and glass during the painting process. This window scraper is a wonderful decorating tool for decorators, builders, painters or DIY use too. To remove the safety blade, simply point the scraper downwards towards the floor and then lift and push the guard lip with your thumb.