Can be installed in living room staircases and pantries to prevent cold air from entering and warm air from escaping! Width 150cm * Length 210cm Suitable for installation locations with a width of 75cm-100cm. Can be installed with a tension rod, perfect for those who don't want to make holes in the wall, as well as for rentals and new construction. 【Insulation, Heat Retention, and Energy Saving】In summer, it reflects sunlight, suppresses hot and dazzling sunlight, and mitigates the rise in room temperature. In winter, it effectively suppresses cold air entering from the windows, exhibiting insulation and heat retention effects, and mitigating the drop in room temperature. 【Grade 1 Blackout, Blackout Rate of 99.99% or More】Material: 100% Polyester Made with high-quality 100% polyester, it is wrinkle-resistant and does not lose its shape, with solid stitching and a soft, thick material feel. 【Blackout Rate of 99.99% or More】High-density woven blackout curtains with a blackout rate of 99.99% or more, enhancing air conditioning efficiency with high insulation, and a simple plain design that matches any window. 【Size】: Width 150cm * Length 210cm "Suitable for installation locations with a width of 75cm-100cm" 【Set Contents】: Partition curtain + rings + tassel 【Shape-Retaining Processing】✎Processing to neatly arrange the curtain pleats is very popular because if the fabric is thick or stiff, the curtain pleats will not form a wave shape and will spread out. It has the characteristics of being less wrinkled and less likely to lose its shape even after washing, and does not require ironing. 【Usable Locations】At home: Entrance, hallway, stairs, kitchen, living room, dining room, living room, guest room, bedroom, children's room, bathroom, washroom, toilet, shoe closet, closet, storage, pantry. In facilities and offices: Nursing homes, elderly care facilities, shops, stores, restaurants, eateries, restaurants, cafeterias, coffee shops, izakayas, snack bars, hot springs, inns, hotels, pensions, kitchens, offices, backyards, staff rooms, changing rooms. 【Washable! Quality Guarantee】Can be fully washed in your home washing machine.