Easily adapts to any door for a bit of bondage play. Simply place the 2 acrylic tubes over the open door, place the other 2 underneath the bottom, close (and lock for safety) the door. Bind your partner and enjoy. Includes 4 adjustable straps, 2 velvety wrist cuffs and 2 ankle cuffs, 4 door acrylic tubes, and a satin eye mask.