Vesper Arm Shackle With Shoulder StrapsCommand attention and deliver secure, sensual restraint with the Vesper Arm Shackle. Designed for confident control and customizable comfort, this classic lace up armbinder keeps arms snugly positioned behind the back while dual shoulder straps lock everything in place for a reliably strict fit. Highlights Adjustable lace up back: Fine tune the tightness or looseness to suit your scene, body type, and comfort level. Dual buckling shoulder straps: Two