It's a compact backpack reflects the convenience of a compact suitcase.
The fabric composed of mixed cotton and nylon is strong at pollutants and light.
It can be used long regardless of genders and generations.
Its inside is based on a suitcase design which is the signature of I think so travel bags.
There are two mesh pockets, a trunk band, a zipper pouch, and a hidden pocket in its inside.
You can put the frequently used belongings in its deep open pocket at the front of the bag.
The back of the bag can be fixed on the suitcase. It's a waterproofed bag.

- Size : 30 x 39 x 14 (cm)
- Material : Cotton+Nylon, Nylon