German Modern Design Chastity Devices Belt Men Cock Cages 3 in 1: Revolver-R8, REVOLVER-R30 & REVOLVER-R40, 5 Rings by Nova Lux, 5 Rings, Black-red

Find the right ring size before investing in a good cage. I got this cheapo recently to see if a flat cage was right for me. It comes with a 52 and a 55. https://www.amazon.com/dp/B0CZ1Y2F8W