Grade 1 Blackout, Heat Retention, Flame Retardant, 156 Sizes, 45 Colors, Blue (KTC 100x178x2) Retail Price: ¥5,490 I accidentally purchased the wrong size, so it's unopened. Width 100cm x Length 178cm, set of 2 panels. The photos didn't capture the color well, so please refer to the official images for the color. Although it's new, please understand that it has been in someone's possession once.