W 110×D 85×H 25mm
rose & navy：Minerva Box
m+ is called M-piu.'m' means the initials of designer Yuichiro Murakami, and '+' means plus someone. m+ products will not be completed only by the designer, it will be completed by the designer plus customers. Since m+ uses vegetable tanning leather for most of their products, the color and texture of leather turns out variously depending on ages and how it has been used by their owner.