This is a Nitori lace curtain. I installed it once after opening the package, but the size didn't fit, so I replaced it. It was only installed in my home for a few hours. It's almost new with no noticeable stains. Please understand that it has been opened before purchasing. The price on Nitori's online store is 5,690 yen. Below is the product description from the official Nitori website: Visibility Level: Day 5, Night 4 (Nitori's visibility level. There are 5 levels from 1 to 5, with higher numbers indicating it is more difficult to see from the outside.) *The visibility changes between day and night due to different lighting conditions. Adjustable length with adjuster hooks. (A-hook specification for beautiful drapes) UV cut rate: 87% Light transmission: The room is less likely to become dark even when the lace curtains are closed during the day. Privacy: Processed to make it difficult to see inside from the outside. Chain weight: Lead weights are sewn into the hem. Creates natural and beautiful drapes. Heat insulation effect: 17.0% Heat retention effect: 27.0% Washable in a household washing machine.