Cock Ring Belt

The structure like the right picture.
It's pulled to a front through crotch and it's wound on a penis.

A penis and a ball are wound by rubber together and it's held by a magic tape.
A penis is pulled down.

It puts it on under the underwear and makes them do bulge.

Rubber is 1 for the back.
It's thick rubber, so a crack in the bottom is pressed.

KH274 Grasp inner Rubber Thong