“More freedom and convenience.” The EXPAND5 series using double-sided water-repellent fabric + water-tight zipper is now available. Even if it gets wet, it can be wiped off quickly, and it can be used without hesitation even on rainy days. The classic popular mouth backpack is a size that is neither too big nor too small. It can store A4 documents as well as a 13-inch laptop. The stylish design makes it convenient for travel and business trips.