This is a Durable plastic that is made for Resin Casting. Pieces pop out easily-May have a few water marks, but a thin coat of resin or resin spray will take care of that. This is an exclusive design by Molded From Love Handmade and designed Pieces- a pair of retro pinup high heels Pieces made using this mold Can NOT be used to remake into molds for resale. Do Not Duplicate or Remake this mold Molded From Love 2015