Nitori Curtain Liner Add-on Function: Soundproofing, Light Blocking, Heat Blocking, Insulation How about it for measures against summer heat and winter cold? This is only one piece. I put it in a room with a child, but I have a spare, so I'm selling it. Brand new, unused, and unopened. Currently discontinued. Curtain Size For width 100cm x length 200cm 1 piece included ● For drape curtains ● Soundproofing + Light Blocking + Summer Heat Blocking / Winter Insulation ● 4-layer coating for light blocking, heat blocking, and soundproofing! ● Easy to attach to the back of the curtain ● Add functions with the lining ● Adjustable length with adjuster hooks (7 included) ● Light blocking class 1: Light blocking rate of 99.99% or more (Level where people's facial expressions cannot be identified) ● Heat blocking effect: Blocks outside air and prevents room air from escaping. ● Soundproofing effect: Resin coating on the back of the fabric makes it difficult for indoor sounds to leak and reduces outside noise. ● Washable in a household washing machine. ■ Composition 100% Polyester Back: Acrylic resin coating ■ Machine washable (use a net) ※ Cannot be used for order-made curtains. Lining Curtain