Gyeon Smoothie features hundreds of thousands of ultra-soft microfiber strands that gently loosen and lift grime away from underlying surfaces during the wash process, thus significantly reducing the chances of inflicting fine scratches and marring. Advice on maintenance: Machine wash, maximum 86 Degrees F. Do not tumble dry, do not Iron, do not bleach. HOW TO USE: Soak Smoothie Wash Mitt into a bucket of water with a shampoo of your choice and apply onto the surface of the vehicle. Gently allow the mitt to glide over the painted surface and remove any dirt/grime that is present. For those hard to remove dirt/grime areas, we recommend applying more pressure and gently rub until its gone.