Mystim Twisting Tom e-stim prostate stimulator. Twisting Tom is the first ever quattro polar prostate stimulator made of 100% medical grade platinum silicone. The 4 poles create two separated stimulation areas: the prostate and the perineum. Thanks to flex and stay you can bend Twisting Tom in whatever form you desire, the toy will keep this form. 100% medical grade platinum silicone. Cables are not included. Requires 2 mm plug (female). 24 months warranty. Please note you will require an e-stim device like the Tension Lover, or the Mystim Pure Vibes to activate the poles. Dimensions: 13cm by 25 to 37mm, 185g e or approximately 5.11 inches by .98 inch to 1.45 inches, 6.52 ounces standard US units.