Make a cleaning solution of 1:10 Dawn® Detergent and warm water. Begin by wiping the soiled area from the bottom of the wallcovering and upwards. After the area has been sufficiently cleaned, rinse the area thoroughly with a cellulose sponge beginning from the top of the wallcovering and down. Washability para. 7.4, 100 cycles: Passed all requirements Scrubbability para. 7.7, 300 cycles: Passed all requirements