Chicago T-Shirt Authority 2603 Aurora Ave, Naperville, IL60540 Chicago T-Shirt Authority boasts a wide range of materials and sizes. This custom apparel shop recently introduced a…More line of organic cotton and bamboo-based clothing. The Authority uses environmentally friendly water-based inks in everything they produce. This a great place to get uniforms for your recreation or intramural league. For fans of local teams, this store features licensed Minor League Baseball apparel.