金屬尿道棒耐受練習 Metal Urethral Rod Endurance Training

練習使用金屬棒
插進馬眼、整根塞入
上下抽動忍耐刺激的感覺

Practice using a metal rod,
inserting it and taking it fully,
moving it in and out while enduring the intensity of the stimulation.

#005 金屬尿道棒耐受練習
Metal Urethral Rod Endurance Training #005