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The Kaamastra's 4mm Steel Urethral Sound is a medical-grade instrument designed for safe urethral exploration. Crafted from 316L surgical stainless steel, this 25.5cm rod features a slim 4mm diameter with graduated markings (4mm-7mm) for precision control. Ideal for beginners and intermediate users, its smooth, polished surface ensures comfortable insertion while maintaining sterile safety standards.
✔ Medical-Grade 316L Steel – Hypoallergenic & autoclavable
✔ Slim 4mm Design – Beginner-friendly diameter
✔ Graduated Markings – 4mm → 5mm → 7mm for progressive play
✔ Optimal Length – 25.5cm (10") for controlled depth
✔ Easy Sterilization – Boil/UV/autoclave compatible
Length: 25.5cm (10")
Diameter: 4mm (tapering to 7mm)
Material: 316L Surgical Stainless Steel
Weight: 42g
Surface Finish: Mirror-polished (Ra <0.2µm)
We have a 48-hour return/replacement policy from the time of receipt of the package.
If you're unable to contact us within 48 hours of receipt, your item may not be eligible for a return/replacement.
Unboxing Video Requirement
To successfully return an order, we require customers to make an unboxing video of the product. This video will serve as a crucial piece of evidence to verify the condition of the product upon arrival. Please ensure the following while creating the unboxing video:
For more information, please read our Returns Policy
ShippingWhen you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Shipping date estimates will appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
I used the urethral sounding that makes things flow much better and also gives me an extremely more powerful sensation when I pee or ejaculate.
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The Kaamastra's 4mm Steel Urethral Sound is a medical-grade instrument designed for safe urethral exploration. Crafted from 316L surgical stainless steel, this 25.5cm rod features a slim 4mm diameter with graduated markings (4mm-7mm) for precision control. Ideal for beginners and intermediate users, its smooth, polished surface ensures comfortable insertion while maintaining sterile safety standards.
✔ Medical-Grade 316L Steel – Hypoallergenic & autoclavable
✔ Slim 4mm Design – Beginner-friendly diameter
✔ Graduated Markings – 4mm → 5mm → 7mm for progressive play
✔ Optimal Length – 25.5cm (10") for controlled depth
✔ Easy Sterilization – Boil/UV/autoclave compatible
Length: 25.5cm (10")
Diameter: 4mm (tapering to 7mm)
Material: 316L Surgical Stainless Steel
Weight: 42g
Surface Finish: Mirror-polished (Ra <0.2µm)