Knot-Knot Silicone Urethral Plug Set by NANMA Corporation

The Knot-Knot Silicone Urethral Plug Set is a three-piece graduated sounding kit for men exploring deep internal urethral play. Medical-grade silicone, tapered shafts, and rounded spoon tips deliver smooth, controlled penetration with progressive sizing that builds sensitivity and capacity over time.

What it does

Guiding the smallest plug's smooth tip into your urethra creates sensation completely different from external sex toys like cock rings or strokers. Your rounded spoon-shaped tip slides in with gentle pressure, and the solid silicone shaft delivers deep internal contact that awakens nerve endings most men never knew existed. You control every millimetre of movement, feeling the resistance and stretch as you work the plug in slowly. Unlike metal sounds that conduct temperature or hollow tubes that allow fluid passage, this solid silicone creates pure pressure and fullness without complications.

As you become comfortable with the first plug and progress to larger sizes, your urethra develops both sensitivity and capacity. Many users report that internal sensation combines with traditional stroking or penetration to produce longer, more consuming orgasms with noticeably heavier ejaculation. Browse our full range of Urethral Sounds to explore other sounding options.

Specifications

• Pieces: 3-piece set with graduated diameters
• Material: Medical-grade silicone, non-porous
• Design: Tapered shafts with rounded spoon tips
• Finish: Smooth matte finish for secure grip and comfortable insertion
• Cleaning: Fully submersible, easy to clean with warm water and toy cleaner

Size and first use

Start with the smallest plug in the set to let your urethra adjust to internal sensation safely. Work slowly and let your body respond naturally—there's no rush to move to larger sizes until you're genuinely comfortable. Cockringshop specialise in products for men and couples who want to explore responsibly, so take your time with each size before progressing. Once you're ready, the graduated set lets you build capacity and sensitivity steadily, training your urethra to accommodate deeper penetration without shock to your system.

How to use it

Wash your cock and the smallest plug thoroughly with warm water and antibacterial soap. Apply generous water-based lube to both your urethra (a syringe applicator helps) and the plug's tip. Sit comfortably with your cock semi-erect or fully hard, then slowly guide the rounded tip into your urethra, letting gravity and gentle pressure do the work. Once the spoon shape enters and the shaft begins sliding deeper, breathe steadily and notice how your cock responds to the intrusion.

Let the plug settle inside for 30 seconds to a minute, then slowly withdraw it using the same gentle pressure. Repeat with the same size or upgrade to the medium plug for stronger sensation. Some men stroke their cock while the plug sits inside; others prefer hands-free appreciation of the filling sensation. To reach climax, many combine the plug with stroking motions or penetration, allowing the internal pressure to intensify your orgasm. Clean thoroughly after use with warm water and toy cleaner.

Feature breakdown

Who it suits

This kit appeals to men comfortable with their sexuality who've explored basic cock play and want to venture into deeper internal sensation. If you're tired of surface-level stimulation and curious about what awakening nerve endings deep inside your shaft feels like, graduated urethral sounding offers a completely different path to arousal and orgasm. You'll need patience and a willingness to go slowly, but most men find the payoff worth the investment.

Skip this kit if you're new to any kind of cock play or uncomfortable with the idea of inserting anything into your urethra. Medical-grade silicone is body-safe, but urethral play does carry real risks if rushed or done without proper lubrication and care. Start with smaller external sex toys first, and consider whether internal sensation genuinely appeals to you before committing to a set.

How it compares

Silicone plugs like the Knot-Knot offer firmness and control, letting you feel every movement and sensation without flex. Metal sounds are rigid and conduct temperature, creating a different sensory experience; they're also heavier and less forgiving if you move too quickly. Hollow sounds allow fluid passage, which some users prefer for specific play. Urethral Inserts offer another category of internal sex toys with their own design and feel. Choose based on the sensation you want: silicone for controlled, pressure-based play; metal for rigidity and temperature play; hollow designs for fluid dynamics.

What you can use it with

Pair the Knot-Knot with Anal Sex Toys for full-body internal sensation during partnered or solo play. While the plug delivers deep urethral stimulation, anal toys create complementary pressure and sensation that intensifies arousal and orgasm. Many men find combining internal play in multiple areas creates a more consuming, full-body climax than either sensation alone.

More from NANMA Corporation

NANMA Corporation designs specialist cock rings, urethral sounds, and male enhancement products for men and couples. Explore the full Nanma Corporation range to find other sounding kits and related sex toys that match your interests and experience level.

Read more before you buy

Urethral sounding is a real skill that benefits from proper technique and knowledge. The Adultsmart blog offers a detailed guide on How To Use A Urethral Dilator that covers safety, lubrication, and common mistakes to avoid.

Why buy the Knot-Knot Silicone Urethral Plug Set by NANMA Corporation

Looking for the right fit and the right material? The Knot-Knot Silicone Urethral Plug Set is genuine and function-tested and quality-checked, delivered in discreet packaging and shipping to anywhere in Australia. The Cock Ring Store stocks this set at Cockringshop, so you can buy with confidence knowing you've got a real product backed by a specialist retailer. Australia's cock ring specialists, helping you buy with confidence. The Cock Ring Store ships discreetly Australia-wide.