Costumes Creative 9168 Brookville Rd, Silver Spring, MD20910 Costumes Creative is an enormous costume rental store with over 15,000 costumes in stock. The store has been in business…More since 1976. Its costumes are used for Halloween, plays, mascots for sports teams, and films. Costumes can be altered to fit on-site by the expert staff. Photos of in-stock costumes are available on the store's website.