Abstract: Embodiments of a bag and backpack formed from patterns of pants and overalls, respectively, are disclosed. Methods of forming bags and backpacks using patterns from pants and overalls are also disclosed. A feature of the methods of the present invention include to taking a pair of pants or a pair of overalls and converting them to a bag or backpack by removing the legs and sewing the bottom of bag or backpack closed. By using different sizes of pants and overalls, different sizes of bags and backpacks may be selected based on the age or size of the user and the particular application of the bag or backpack. Another feature is that the embodiments of bags and backpacks disclosed herein may be machine washed and dried. Yet another feature of the bags and backpacks of the present invention is their appearance as a truncated pair of pants or overalls.