Leather Master Strong Cleaner is a mild, water based cleaner that can be used on most leathers. It will clean soiling as well as most water based stains. This product is used in the same manner as Leather Master Soft Cleaner, but its cleaning power is more intensive because it has twice the active cleaning ingredients. Leather Strong Cleaner can be used on all leather types. It is very important that you use the product in combination with a sponge to foam the product, and a cloth to wipe away the excess dirt. The product does not remove the finish from leather and has proper rub resistance standards.