The warning back sticker measures 12 x 8 inches, has a noticeable red design and is large enough for anyone to keep a safe distance from you. Please step back 200 feet per pack of 5, windshield damage is not responsible for stickers, and easily attach our stickers to any heavy duty car, truck or construction vehicle with this highly visible driver safety sticker. Warning label stickers are made of waterproof, easy to paste and peel, and need to be handled with care. It works best when pasted on a clean surface. Not Responsible For Broken Windshields Truck Label encourage safe driving, everywhere. Easily put our stickers on any heavy duty car, truck or construction vehicle with this highly visible driver safety sticker. Once drivers understand that you are not responsible for a broken windshield, they will definitely keep a safe distance. Warning Safety Stickers: When driving a rock truck or carrying loose objects in the back of the vehicle, use our Heavy Driver Warning stickers to improve safety around you.