Please purchase separately as this size cannot be combined. There is no certification, but it is almost certainly genuine Amami Oshima Tsumugi. Regarding Oshima Tsumugi, the real thing is many times more beautiful than the photos. No matter how advanced technology becomes, there are things that cannot be conveyed. One piece of kimono for remaking. No measurements will be taken as it is for remaking. There are some areas that have been unpicked, and it cannot be worn as is. Please continue the work yourself. Approximately 11-12 meters in total when converted to fabric. Type: Genuine Oshima Tsumugi (without certification) Texture: Soft Fabric thickness: Normal for Oshima Tsumugi Storage odor: Some Condition: Generally good on the front Home cleaning: Not done Kimono remake Oshima Tsumugi remake Genuine Amami Oshima Tsumugi Pure silk Silk Glossy Oshima Tsumugi fabric in greige, floral pattern. - Material: Pure silk - Design: Woven floral pattern - Features: Glossy fabric - Uses: Kimono remake, restyling Thank you for viewing.