Handmade. Please refrain from purchasing if you are concerned. Total: 40 sheets, 40 colors Size: Approximately 5cm (length) x 3cm (width) The length measurement is excluding the folded-over part. There may be errors within a few millimeters. We hope that those who understand this will purchase. ↓ Other handmade pocket envelopes are here #mk00PocketEnvelopeList Rectangular pocket envelope Stationery Mini envelope, Mino washi paper