XR Dark Rod Vibrating Beaded Silicone Urethral Sound

The XR Dark Rod is a vibrating urethral sound: a long, slim silicone rod with a string of small beads along its flexible tail and a one-speed vibrator. It is made for people who already know they are interested in sounding, the practice of slowly inserting a smooth rod into the urethra, and who want vibration to travel along the shaft of the penis from the inside.

Size and shape

The whole toy is 9.5 inches long, and 6 inches of it is insertable. The beads grade from 0.18 to 0.28 inches across, roughly 4.6 to 7 mm, so the tip is narrow and each bead is only slightly wider than the last. The silicone tail flexes to follow the curve of the urethra rather than forcing a straight line, which is the main difference between a silicone sound and a rigid steel one.

Vibration

There is a single speed, powered by one AAA battery that you buy separately. With no settings to choose, you control intensity by how deep the sound sits and by switching it on and off. Inserting it with the motor off, then turning it on once it has settled, gives you time to get comfortable. Keep a spare AAA battery nearby so a session isn't cut short.

How to use a urethral sound safely

Sounding carries real risks of irritation and infection, so hygiene matters more here than with almost any other toy. Wash your hands and genitals, clean the sound with a toy cleaner suitable for silicone, and use a sterile, water-based lubricant from a single-use sachet or a fresh tube. Hold the penis upright, rest the tip of the sound at the opening, and let gravity and the toy's own weight do most of the work. Never push against resistance, never force a bead through, and stop at once if you feel sharp pain. Some stinging when urinating afterwards can happen; bleeding, fever or pain that lasts are reasons to see a doctor. XR's listing does not include detailed sounding instructions, so if you are new to this, read up before you start, and keep a first session to a few gentle minutes.

Who it's for, and who it isn't

The Dark Rod suits people with some sounding experience who want a flexible, vibrating option with gently graduated beads. Newcomers may prefer a non-vibrating trainer such as the Isabella Silicone Urethral Sound Trainer, and anyone who finds one speed limiting can compare a multi-function model like the XR Cadence Extreme 10X. Anyone with a urinary tract infection, recent genital surgery or a urological condition should skip sounding altogether.

Cleaning and storage

XR describes the Dark Rod as waterproof and made from non-porous silicone, which makes it easy to wash. With the battery cap closed, wash the sound in warm soapy water or with toy cleaner before and after every use, rinse thoroughly and let it air-dry on a clean surface. Store it in a clean, sealed bag so it stays dust-free between sessions.

Specifications

• Brand: XR
• Material: silicone, ABS
• Total length: 9.5 in
• Insertable length: 6 in
• Bead diameter: 0.18 to 0.28 in
• Vibration: one speed
• Power: 1 AAA battery (not included)
• Water: waterproof (per XR)
• Colour: black

For cleaning products and routines, see our guide on how to clean adult toys, or browse the BDSM collection.