Custom Apparel Source produces and creates customized apparel for the activewear industry. Auer Agency, LLC our parent company, has been the leader in apparel design and sourcing since 2002. Custom Apparel Source was created in January 2012 because of the high volume of clients looking to start their own apparel lines, but didn’t know where to begin.We provide apparel design support, custom production and sales/marketing services. Whether you are seeking to¬† print t-shirts for your next marathon or create your own private label apparel collection, we are the first place to go to.