Device Full Length:55mm/2.2inch
Penis Tube Diameter:32mm/1.26"
Above sizes is fixed,what you can choose is the Base Ring Size.
Base Ring Size:40mm/45mm/50mm(1.57inch/1.77inch/1.97inch)

Base Ring Options you can choose:
40mm ring(1.57inch)
45mm ring(1.77inch)
50mm ring(1.97inch)
40mm ring+45mm ring (1.57inch+1.77inch)
45mm ring+50mm ring(1.77inch+1.97inch)

The reason I offer 2 sizes base ring is to let customer can has 2 sizes ring to try,especially good for the beginers because they are not sure which size would fit them the best.

Need other size base ring with this cage,select “customize size” to place order