Whether you are putting that penis in timeout or life in prison. this elegant stainless steel chastity cage will assert your control and your partners helplessness. Three different sizes of O-rings are included to find a comfortable or uncomfortable fit. depending on what your slave deserves. The most unique feature of this device. however. is the internal locking system. Insert the key into the brass keyhole and turn to straighten out the lock. The lock can then be ed into the hinge. With another twist of the key. your slave is left impotent and trapped until you decide to set them free... if that day ever comes!Dimensions:O-rings are 1.5. 1.75. and 2 inches in diameter.Cage is 2.25 inches in length. 1.3 inches in diameter.