HYBE INSIGHT SEVENTEEN POSTCARD BOOK Dokyeom DK TheDaydreamBelievers: Dream, Finally Large Postcard Approx. 148 x 210 mm (A5 size) This is a new and unused item, but please be aware that as it is an overseas product, there may be initial scuffs or scratches. Purchase only if you understand this. It has been stored in a sleeve immediately after arrival, but please only purchase if you understand that this is amateur storage.