stonewash

/ˈstoʊnˌwɑʃ/
adjective
  1. Describing fabric, especially denim, that has been washed with stones to create a faded, worn look.
    • The store sells stonewash jackets in various colors.
    • He wore a pair of stonewash jeans to the party.
    • Her favorite shirt is a soft stonewash blue.
verb
  1. To wash (fabric, especially denim) with stones to give it a worn, faded appearance.
    • She prefers stonewashed denim because it feels softer.
    • They stonewash the fabric in large machines with pumice stones.
    • The factory stonewashes the jeans to make them look vintage.