[2022 Good Design Award / Patent No. 6675726] Bring comfort and excitement to your daily life! When you pull the zipper, it automatically opens with a "snap!" and you can see the inside instantly! It is an item that not only gives you the convenience of being able to take out your luggage quickly, but also gives you a new sense of excitement. By the way, this opening function is a patented Mayu Masa original technology! In addition to functionality such as light weight, storability, and convenience, the round design based on universal design can be used by anyone without any scene. It is a wonderful rucksack that brings not only convenience and newness but also "happiness" to everyday life. The S size is a smart size that is recommended for women who are new to backpacks. In addition, the classic black is versatile for any styling. Contrary to its small looks, the storage can be stored in 13 inches of MacBook Air!