Keep in mind the cleaning method of your upholstery. As: W stands for You can clean the sofa using water or a cleaner. The word "WS" means that you can clean the sofa using water. The water solvent cleaners are quite safe. You can use the solvent in the case of S. Chemical-based cleaning products for the sofa. X is for vacuuming only Brush the upholstery. You should now be able to clean your sofa using the methods described above. If you have any questions, please let us know. If you don't have the time or you are not able to clean your upholstery, you can call Sofa Cleaning Toronto Services. For more visit our website:- https://www.cnfservices.com/upholstery-cleaning-toronto/.