Thank you for viewing! Unused and unopened. I purchased this about two years ago, but I'm selling it because I haven't had a chance to use it. For those who understand that this is a pre-owned item stored at home, thank you. 【Heating and Cooling Effect】 These curtains effectively block cold air and heat, keeping the room temperature comfortable. They can reduce the impact of heating and cooling from glass doors, improving energy efficiency. 【Size and Quantity】 The size is 110 x 225cm, and it's a set of 2 panels. They can be used for large windows and fit various interiors. 【Material Properties】 Made of EVA resin, which is durable and can be used for a long time. It's also easy to clean and maintain. - Brand: TADAPLA - Product Name: Shee Insulating Curtains - Size: 110 x 225cm (Set of 2) - 2 sets of 2 panels each (4 panels total) - Features: Blocks cold and heat - Material: EVA resin