I purchased these new and used them for about five and a half months. I think there are no noticeable stains. I have washed and stored them at home. Please be aware of wrinkles from washing and folding. Width 150 x 198cm, 2 panels Shipped via Mercari delivery service (Yamato Transport or Japan Post). ※ No smokers, no pets. ●Features ・UV cut rate of 90% or more for lace curtains ・Mirror lace curtains that are difficult to see through day or night ・Can be washed in a washing machine, so they can always be used cleanly ・High-quality, made-in-Japan curtains sewn by a domestic manufacturer ・Ready-made ●Specifications Composition: Polyester, adjuster hooks (A hook specification) Functions: UV cut, heat insulation, mirror processing, washable in a washing machine Production: Japan ●150 x 198cm ●Pattern Plain (UV cut rate 92.7%) ※150cm width has a seam in the fabric.