The Army and Air Force Exchange Service, which is only available to members of the military and their families, carries a wide range of retail goods and can be shopped online. A number of online stores for military surplus and themed items are also available.
Military.com carries themed apparel as well as equipment such as bags, boots and tactical gear. It also carries various rank pins and unit badges.
The Sportsman's Guide also has a section devoted to military surplus. Shoppers can order clothing, collectibles, camping gear, bags and boots online among other items. GovX is a similar online store that combines retail gear with some military surplus items.