*Multiple Sizes (4 rings) for choosing Perfect & Safe to fit. Cock cage- length ways straight-line distance 2.05”/5.2cm; inner diameter of entry 1.22”/3.1cm Active rings diameter- 1.5”,1.7”,1.89”,2.05” Weight: 4.59oz/130g Package list: 1* chastity cage; 4* active rings; 2* keys; 1* lock