In order to clean a backpack, spray KH-7 directly on the stained surface, and scrub with a brush where needed. Then launder as usual in the washing machine.
In order to clean the exterior part of the sport shoe, spray KH-7 directly on it. Use a damp cloth to clean it and then rinse with a cloth. If the sport shoes are very dirty, soak them in a solution of 20% KH-7 + 80% water and scrub with a cleaning brush. Once the sport shoes are clean, rinse and dry. This way, it is not necessary to launder them in the washing machine.
Beach / swimming pool sandals
Spray KH-7 directly on the sandals. Scrub the sole and the base with a brush. Rinse thoroughly and let dry naturally.