Urethral Chastity Cages 17mm78mm Urethral Tubes Stainless Steel Chastity Device with Blocked Urinary Catheter Chastity Urethral Chastity Cages 17mm78mm Urethral Tubes Stainless Steel Urethral Catheter Chastity Device SQ129 SMBSM. Material: 304 stainless steel, stainless steel primary colorDimensions: expander part: the large diameter is 9mm,Catheter part: the length is about 105mm, the diameter of the thick part is about 10mm, and the hole diameter is about 4mmThere are three sizes of snap ring inner diameter: About 40mm 45mm 50mm, which can be selected to suit your own sizeSHIPPINGWe ship Worldwide. Standard shipping usually takes 8 16 business days. Expedited shipping takes 3 8 busienss days. Once your item is shipped, you will receive a trackable tracking number. If your order is not delivered by the estimated delivery time, please contact our customer service for assistance and they will reply you within 12 hours! OUR GUARANTEEWe are proud of our products because we believe they are amazing. However, we know that shopping online can be daunting, especially for the first time, so we offer a 100% satisfaction guarantee. If you are not having a positive experience for any reason, we will make every effort to ensure you are 100% satisfied with your purchase. PRIVACY GUARANTEEDYour privacy is the utmost importance to us. The default description on the package is "bracket", and with our discreet packaging you can shop in confidence, the only person who knows what's inside the package is you!