The AmeriBag HBBevo Collection is a huge selection of absolutely perfect back packs. They feature AmeriBag's unique Healthy Back Bag (HBB) design that fits a person's back the way their back wants to fitted, rather than forcing it to carry a heavy load in an unnatural position. These revolutionary bags contain carefully planned pockets to maximize space efficiency, including pockets with extra padding to protect electronics. AmeriBag HBBevo Collection bags come in several sizes to meet everyone's storage needs and a bewildering number of colors and fabrics to match their taste. The breathable and water-resistant fabric pushes these bags right over the edge of perfection.