This humbler is a black wooden bondage accessory that can also be used to tie up the wrists. The humbler can be opened and closed with a hinge. There is a latch with a padlock and two keys on the other side. It can be used in two ways. You can use the humbler at the front, as shown in the photos, or at the back. There are two wooden cuffs in the extension. The arms are inserted into these. The wood is not heavy, but it is strong. The oval hole in the middle is 5 cm wide, 2.5 cm high and 3 cm deep. The humbler is easy to clean.