Where can I find Nicole Richie’s black pants, ring and headpiece?

Shoes – Christian Louboutin Button-web Strappy Sandals Ring – House Of Harlow 1960 Black Leather Ring Necklace – House of Harlow 1960 Feather Stations Necklace Headpiece – House of Harlow 1960 Brass Seven-Strand Coin Pants – Rag & Bone Trooper Leggings More Harlow…     More Nicole…     More Harlow…     More Kitson… …