Corset piercing is a sister piercing of surface piercing. This type of piercing can be permanent or even temporary.
The piercing is done by placing two columns vertically usually along the back, which can be laced together.
Though these days corset piercing is done on other parts of the body also. Generally, these piercing are temporary and are removed after the occasion for which it was pierced. There is a high risk of rejection involved in corset piercing.