XXI is a vintage clothing brand no longer in production. The label created fashion apparel in the ‘80s and ‘90s. Shop preowned XXI clothing on Depop today. Discover a range of secondhand styles like oversized check button-downs and casual every day apparel. Explore casual basics in a range of colors, shapes and fits. Find used retro items in abstract, tribal, feather, ditsy floral and graphic prints alongside denim and knits. Find original fashion from past decades and much more online.