Urethral Inserts

Urethral inserts, or sounds, are thin probes designed to be inserted into the shaft of the penis, stimulating it from the inside out. This practice can be a unique thrill, both physically and mentally.
DPrimer Penis Plug
Lacuna Penis Jewel
Mortal Coil Sound
Pierceless Princes Wand
Libertine Faucet Penis Plug