Mommy diaper bags are usually made of fabric as the main material and require national testing for formaldehyde, color fastness, and pH value to ensure environmental protection and safety. According to the different forms of carrying, mommy diaper bags can be divided into four types: single shoulder, double shoulder, crossbody, and handheld. One shoulder backpack is suitable for time travel, mainly to free hands; Backpack is suitable for long-term outings, with a balanced load and comfortable carrying capacity; Cross body bags are quite fashionable; A handbag is suitable for taking a larger baby who can walk on their own out, or for multiple adults to take their children out together.