The Autoglym Foaming Car Wash 1L is an efficient and fast-acting foaming shampoo for removing everyday contaminants (like dirt, mud, dust and bird droppings), leaving a streak-free finish. Its easy to use formula and neutral pH is designed to safely deep clean your exterior, leaving it squeaky clean. This foaming car wash is wax and sealant safe. To use the Autoglym Foaming Car Wash 1L:1. Shake well, then pour 2 capfuls of car wash into a bucket with 10L of water2. Hose the exterior to remove loose dirt. Work on a cool surface, starting from the top down. Do not allow the foam to dry on the surface.3. Rinse with water and dry with a microfibre cloth to prevent water spots. If you are following with Rapid Aqua Wax, there is no need to dry the car beforehand.