1 occasion. Call bag, with its natural appearance, is the most elegant, relaxed and practical. It can be used as both a commuter bag and a leisure back, and can be used in many occasions. The milk box is tough and fashionable, which is very suitable for commuter bags.
2. layout. Call bag, inner bag and side bag all have functional partitions, which can accommodate more small objects, and the objects are easy to classify and quite practical. Milk has no side pockets, and its internal functions are divided less, making it easy to mix and match items.