This black satin under-bust corset has 8 spiral steel bones, with 4 static back bones and 4 static front bones, and a 100% Cotton twill lining. Made of high quality black satin it features a front silver zipper closure with 6”privacy panel behind the zipper to prevent pinching or rubbing. Fitted with nickel brass grommets, and thick cording in the back, for cinching, and removable garters. Hand Wash Only.