""Chastity Device for Men Material: 304 stainless steel. Color: silver Cage length: 42mm/1.65''' Cage entrance diameter: 37mm/1.46'' Weight: about 174g Plug ring inner diameter: 40mm/1.57'', 45mm.1.77'', 50mm.1.97'', 55mm/2.17 " Material: High Quality Real 304 Metal Stainless Steel, Pure Hand Mirror Polishing, Smooth without Burr and 100% Hypoallergenic. Dimensions: The length of the male penis cage is approximately 42mm/1.65'', 3 ring sizes to choose from(40mm/1.57'', 45mm.1.77'', 50mm.1.97'', 55mm/2.17''), and there is always one that suits you. Easy to urinate: The adult male urethral cage is hollow design with urethral tube silicone dildo, which makes urination easier and ensures the hygiene of the chastity cage. High quality material: The penis cage is made of high quality 304 stainless steel, smooth and delicate surface, not easy to rust, no irritation. Sturdy and durable, fits perfectly with your body. Ergonomic design: The male chastity belt naturally fits the body curves, ergonomic design, comfortable without strangling flesh, stable and not easy to fall off. Date First Available: April 15, 2025 Package Dimensions: 2 x 2 x 2 inches; 7.84 ounces Manufacturer: tianrui ASIN: B0F4W9DGVX Item Weight: 7.8 ounces"