The Sperm Stopper is a popular urethral toy made for unique sensations. It will give you and your partner a wild experience you will never forget. This plug acts as a true sperm stopper, and no piercing is required to wear it! The Sperm Stopper is one of the most popular urethral toys. It is suitable both for beginners and more experienced users. This toy acts as a plug inside urethra and it helps restrict the flow of fluids to pass through, making you last longer among other new experiences. It makes for some new, unique sensations you will sure love to experience!