Explore the best second hand shops to buy used clothes online — eBay. eBay was one of the first global online marketplaces that provided buyers and sellers with a platform to access pre-owned, unique, and niche-specific goods. ... Poshmark. ... Vinted. ... Etsy. ... Imparfaite. ... Shop Goodwill. ... Stillwhite. ... Designer Revival. More items... 3 days ago