These envelopes are covered in designs from Bijutsukai. They are covered in beautiful, colorful, retro-modern designs, and the flaps are accented with a different color. These traditional Japanese patterns are often used in textiles and decorations, and have bold, modern designs. The set contains 4 designs with 2 envelopes each, for a total of 8. They can be used for a variety of purposes, such as for small gifts, short notes, or to store small items.