包皮の修復-ダブルOリング法
15,318 98%
Fitting 2 series of o-rings, one around the coronna ridge to deepen it, and one to retain the foreskin over the glans. This method adds extra tension on both the outter and inner skins.
4年前
15,318 98%
Fitting 2 series of o-rings, one around the coronna ridge to deepen it, and one to retain the foreskin over the glans. This method adds extra tension on both the outter and inner skins.