WS - Water-Based / Solvent; This fabric is machine washable, and can be washed by using the following basic instructions:Wash warm (105°F - 120°F) on delicate / permanent press cycle.; Use only non-chlorine bleach when necessary.; Line dry immediately after machine washing.; If desired, you can press with commercial steam iron or flat bed press at low temperatures suitable for synthetic materials; Dry cleaning is permissible. Use only commercial dry cleaners