Use the door ding repair kit automotive dent puller to lift materials up to 10 lbs. Always confirm the suction is firm to the item before lifting. SAFE FOR YOUR VEHICLE: Constructed of heavy-duty rubber and ABS plastic, this car dent puller suction cup car dent fixer is designed to lift and pull various materials gently to avoid scratching the material; Made with durable odorless, extra strength rubber, these dent repair tools provide a tight seal to most flat, non-porous surfaces with a single stroke.