When to Wax:If rain water does not bead on the painted surfaces of your car, it's time to wax. How often you have to wax your car is dependent on the type of wax you use and the environmental conditions your car is subjected to. Great For Exteriors Ideal for use on paint, mirrors, grilles, wheels, tires, and even windows. Detail Your Interiors These pads are so versatile, you'll discover that they have endless uses. Smooth & Even Application A tried and true option for the hand application of waxes, polish, protectants, and dressings. Note: Vacuum pack, so please leave it out for a while and then it will return to its original state