ElectraStim Electra Ring Solid Metal Electro Cock Ring-Metal non toxic then pump it up to

then pump it up to double the volume when you're ready for more stretch

Fully waterproof (IPX6 rated)

which matters when you're working up through sizes

Fastens with a buckle at the back and adjusts to fit neck sizes between 29cm and 48cm

ElectraStim Electra Ring Solid Metal Electro Cock Ring-Metal non toxic then pump it up toA solid metal cock ring designed for electro play. This is a uni polar electrode, which means you'll need two of them (or one ring plus another uni polar electrode) to complete the circuit. Wear two rings along your shaft for electro sensations throughout your full length, or combine with a different electrode to vary the intensity and sensation pattern. The solid metal construction conducts current evenly, delivering rhythmic contractions and tingles