“E-Stim Systems newly released Small PenisPlug™ is just 55 mm long with a 5.65 mm thick shaft and features a distinctive Diamond shaped head which is 7.5 mm in diameter at its widest. Designed and Engineered for those who fancy something a little different from Sounds. Produced from aircraft grade aluminium and with the super smooth, super shiny mirror finish and rounded tip the PenisPlug™ will slip in easily. The tapered Diamond head design allows the urethra to gently open up and then close around it holding the PenisPlug™ in place.All of the E-Stim Systems PenisPlugs™ are designed with stylish grooving in the base area to help with gripping them with lube covered fingers and they add to the sensation when in contact with the head of the penis. All of the PenisPlugs™ and are fitted with an industry standard 4mm socket in the base. As this is monopole electrode a second point of contact will be needed such as one of E-Stim Systems conductive rubber loops or for prostate stimulation you can use the head of one of their Premium Electrodes.Cleaning is simple and easy, just wash them off in warm water and a light detergent or sterilising fluid or as they are solid aluminium and unlike other cheaper sounds, they are safe to boil. Make sure the PenisPlug™ is fully dry before storage. The PenisPlug™ is covered by the E-Stim Systems Lifetime Guarantee.Size (Diameter) Shaft 5.65 mm, Diamond Head 7.5 mmBase Diameter 24.5 mmOverall Length 55 mmInsertable Length 44 mmWeight 17 gram”