Mystim Charming Chuck Mystim e-stim penis strap set. The Mystim Charming Chuck is a belt set perfectly suitable for an especially intense stimulation of penis and testicles and provokes a tingly, sensuous pleasure which can either lead you quickly to the most unexpected heights, or can be enjoyed for hours. Thanks to the fact that the belts are adjustable they can comfortably be sheathed and afterwards adapted so that they are tight around the glans, the root of the penis or the testicles. Materials electro conductive textile fiber. Included in delivery: 1 glans or penis belt, 1 testicle belt, 1 connecting wire: 2 mm plug female and snap fastener male. 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.