Master Series 7.5 Inch Stainless Steel Vibrating Urethral Sound – Stainless Steel Vibrating Urethral Sound

Product Overview

This premium urethral sound from Master Series combines surgical-grade stainless steel construction with integrated vibration technology for advanced urethral stimulation. Measuring 7.5 inches in total length with a smooth, tapered insertion shaft, this medical-style instrument is designed for individuals experienced in sounding practices who wish to incorporate controlled vibratory sensations into their protocol.

The device features a removable bullet vibrator housed within a sealed chamber at the base, allowing the vibrations to travel along the entire length of the sound while maintaining complete sterility of the insertable portion. The stainless steel construction provides the necessary rigidity for safe insertion while allowing for proper sterilization between uses.

Technical Specifications

Dimensions:

• Total length: 7.5 inches
• Insertable length: Approximately 6.5 inches
• Shaft diameter: Graduated taper (specific gauge information should be confirmed prior to first use)
• Weight: Substantial due to solid stainless steel construction

Materials:

• Body: Medical-grade stainless steel (non-porous, autoclavable)
• Vibrator housing: Body-safe materials
• Bullet vibrator: Removable, battery-operated component

Power:

• Vibrator type: Removable bullet (batteries typically included or sold separately)
• Control: Push-button activation on vibrator unit

Construction and Design Features

The sound features a smooth, polished stainless steel shaft with a gentle taper to facilitate gradual insertion. The non-porous steel surface can be fully sterilized using appropriate methods including boiling, autoclave sterilization, or medical-grade disinfectants, making this instrument suitable for repeated use when proper hygiene protocols are observed.

The vibration mechanism is engineered to remain separate from the urethral canal—the bullet vibrator sits in a sealed compartment at the external end, transmitting vibrations through the steel shaft. This design maintains the integrity of the sterile insertion surface while adding stimulation through resonance along the metal.

The base features a wider flanged end that serves as a safety stop, preventing over-insertion and providing a gripping surface for controlled handling during use. The weight of the stainless steel provides tactile feedback throughout the experience.

Safety and Usage Considerations

Urethral sounding requires specific anatomical knowledge and preparation. This device should only be used by individuals who understand proper sterilization techniques, appropriate use of sterile lubricants designed specifically for urethral application, and correct insertion protocols.

Prior to each use, the sound must be thoroughly sterilized. The urethral canal is extremely delicate and susceptible to infection—only sterile, medical-grade water-based lubricants should be used. The vibration function should be tested externally before insertion to ensure proper operation and appropriate intensity level.

Users should be familiar with urethral anatomy, including the natural curves of the urethra and the location of the sphincters. Force should never be applied—insertion should proceed only as anatomy naturally allows. Any resistance, discomfort beyond expected sensation, or signs of tissue trauma require immediate cessation of use and medical consultation if symptoms persist.

Maintenance and Sterilization

After each use, remove the vibrator unit from its housing and sterilize the stainless steel sound separately. The steel portion can withstand boiling (10+ minutes), autoclave sterilization, or soaking in appropriate medical disinfectant solutions. Ensure complete drying before storage to prevent any water spots or mineral deposits.

The vibrator housing should be cleaned according to manufacturer specifications—typically with toy cleaner or mild soap and water, avoiding full submersion unless specified as waterproof.

Store the sound in a clean, dry location, preferably in a dedicated storage pouch or case to prevent surface scratching and maintain sterility until next use.

Product Notes

This device is sold for use by informed adults who have researched proper sounding techniques. Master Series manufactures specialized equipment for advanced intimate practices—this sound is part of their medical-style collection designed to meet the needs of experienced practitioners.

Individuals new to urethral stimulation should begin with smaller diameter sounds and non-vibrating models before progressing to this advanced option. Consultation with healthcare providers familiar with these practices may be advisable, particularly for those with any urological health considerations.