This is a letter set from Kyowa. It's a set of a letter pad and envelopes. The design is "Refresh Breeze" in peach. Letter Pad: 18 sheets, 1 design Envelopes: 10 sheets, 1 design The envelopes are Nagagata 4 size (standard size for regular mail). Although unused, this item has been stored at home. Please understand that it is not a perfect new item. You can purchase it immediately.