A dominant player for mid-to-high-end fashion. It is highly convenient because they provide a pre-paid, flat-rate shipping label for items up to 5 lbs—a "steal" for heavy, voluminous gowns. They do, however, take a 20% fee on sales over $15.

If you have a high-end designer gown, specialized apps often yield the best prices because the audience is specifically looking for formal attire.

If you don't want to deal with shipping or waiting for a buyer, these retail chains often buy trendy items outright.