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Ryujin is a dragon knot dildo designed to deliver controlled build-up and a defined moment of fullness. This knot dildo features a tapered tip for smoother entry, leading into a gently curved shaft that follows the body’s natural angle.
Scale texture runs along the base and underside, adding variation without constant intensity. Just above the base sits a rounded knot, creating a focused point of stretch that builds as it’s engaged. This is a non-harness compatible design, made for direct control, steady movement and a more deliberate experience.
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▶ Key FeaturesChoose a comfortable, supported position
Lying back, sitting or a position where you can stay relaxed and in control works best.
Apply plenty of lubricant
Use a generous amount on the dildo and your body. Reapply as needed, especially when working towards the knot.
Start with the tip and insert slowly
Let your body adjust to the tapered head first. Take your time and avoid rushing deeper.
Approach the knot gradually
As you reach the knot, slow down. Use steady pressure and allow your body to adapt before moving further.
Control depth and movement
You can move in and out, hold the knot in place or adjust angle and pace to explore different sensations.
Take breaks when needed
Pause, breathe and add more lubricant if things feel too intense. You’re always in control.
After use, clean and store
Wash with warm soapy water or a toy cleaner, dry fully and store safely.
Knot designs feel different to standard shapes. The knot creates a clear point of stretch rather than a constant size.
Take your time
The knot is meant to be approached slowly. Rushing usually makes it feel more intense than it needs to.
Use more lubricant than you think
Extra lubrication makes a big difference when working up to and past the knot.
Let your body adjust
Pause when you reach the knot. A little time and steady pressure helps your body relax into it.
You don’t have to pass the knot
You can stay before it, work up to it or partially engage it. Full insertion isn’t required to enjoy the shape.
Control the experience
Slower movement and shallow depth can feel more effective than pushing deeper or faster.
Works Best For
Also Good For
Not Ideal For
X-Small
Light and controlled, with a smaller, more manageable knot.
| Measurement | Size |
|---|---|
| Total Length | 17.5 cm / 6.9 in |
| Insertable Length | 12.7 cm / 5.0 in |
| Tip Diameter | 1.6 cm / 0.6 in |
| Tip Circumference | 5.0 cm / 2.0 in |
| Shaft Diameter (Above the Knot) | 4.1 cm / 1.6 in |
| Shaft Circumference (Above the Knot) | 12.9 cm / 5.1 in |
| Knot Diameter | 4.5 cm / 1.8 in |
| Knot Circumference | 14.1 cm / 5.5 in |
| Base Diameter | 6.9 cm / 2.7 in |
| Base Circumference | 21.8 cm / 8.6 in |
Small
Balanced, with a more noticeable knot that’s still easy to control.
| Measurement | Size |
|---|---|
| Total Length | 21.8 cm / 8.6 in |
| Insertable Length | 16.5 cm / 6.5 in |
| Tip Diameter | 1.9 cm / 0.7 in |
| Tip Circumference | 5.8 cm / 2.3 in |
| Shaft Diameter (Above the Knot) | 4.7 cm / 1.9 in |
| Shaft Circumference (Above the Knot) | 14.7 cm / 5.8 in |
| Knot Diameter | 5.1 cm / 2.0 in |
| Knot Circumference | 16.1 cm / 6.4 in |
| Base Diameter | 8.0 cm / 3.1 in |
| Base Circumference | 25.1 cm / 9.9 in |
Medium
Fuller, with a clear knot that creates a strong, deliberate stretch.
| Measurement | Size |
|---|---|
| Total Length | 25.9 cm / 10.2 in |
| Insertable Length | 20.3 cm / 8.0 in |
| Tip Diameter | 2.5 cm / 1.0 in |
| Tip Circumference | 7.8 cm / 3.1 in |
| Shaft Diameter (Above the Knot) | 5.8 cm / 2.3 in |
| Shaft Circumference (Above the Knot) | 17.9 cm / 7.1 in |
| Knot Diameter | 6.3 cm / 2.5 in |
| Knot Circumference | 19.8 cm / 7.8 in |
| Base Diameter | 9.8 cm / 3.8 in |
| Base Circumference | 30.2 cm / 12.1 in |
Large
Demanding, with a large knot that delivers deep, pronounced fullness.
| Measurement | Size |
|---|---|
| Total Length | 32.8 cm / 12.9 in |
| Insertable Length | 25.4 cm / 10.0 in |
| Tip Diameter | 2.7 cm / 1.1 in |
| Tip Circumference | 8.5 cm / 3.3 in |
| Shaft Diameter (Above the Knot) | 7.0 cm / 2.8 in |
| Shaft Circumference (Above the Knot) | 21.8 cm / 8.6 in |
| Knot Diameter | 7.6 cm / 3.0 in |
| Knot Circumference | 24.1 cm / 9.5 in |
| Base Diameter | 11.9 cm / 4.7 in |
| Base Circumference | 37.3 cm / 14.7 in |
Not Sure Which Size to Choose?
X-Small – Light and controlled
A slimmer build with a smaller knot. Easier to manage and better for exploring the shape without strong stretch.
Small – Noticeable but manageable
A clear step up in fullness. The knot becomes more defined, while still staying controllable with slower movement.
Medium – Full and deliberate
A strong presence. The knot creates a clear moment of stretch that you’ll feel each time it’s engaged.
Large – Maximum knot intensity
Built for those who want a deep, demanding stretch. The knot is large, pronounced, and takes time and control to work with.
Colours available are:
Default Colour
Odyssey Black is the default colour option.
If no colour selection is made, the product will be produced in Odyssey Black.
Signature Colour
The Signature option refers to the colourway shown in the product listing images.
Product photos always display the Signature colour unless stated otherwise.
Signature colours are specific to each product design.
Handmade Variation Notice
All Odyssey products are handmade.
Colour placement, highlights and finishes may vary.
Each piece is unique.
Materials
Platinum-cured silicone is considered the gold standard for body-safe sex toys due to its durability, flexibility and resistance to bacteria.
Body Safety
Do not use with silicone-based lubricants, as they may damage the surface.
Allergies & Sensitivities
Cleaning & Care
Storage
Beneath black waters and shifting tides, Ryujin does not sleep.
He rules from a drowned palace of coral and bone, where the sea itself bends to his will. Storms rise at his command. Currents turn with a flick of thought. And when he chooses to surface, it is never without purpose.
Sailors whisper of him. Of ships that vanish, then return. Of men lost to the deep, only to wash ashore days later, alive, shaken and changed. They do not speak of what was taken in exchange.
Others know.
Along the coastlines, where the tide lingers heavy and the air tastes of salt, offerings are made. Not gold. Not prayer. The wives of those claimed by the sea come forward willingly, giving themselves as tribute, an ancient exchange, whispered from one generation to the next.
Ryujin rises for those offerings.
Not as a beast, but as something far more dangerous, desire shaped by the sea itself. He does not take. He chooses. And when he does, the tide answers.
Those who are chosen feel it long after the waters calm. A pull. A presence. A memory of something vast, patient and unrelenting.
The sea always gives back what it takes.
But never without leaving its mark.
▶ FAQWhat is a dragon knot dildo?
A dragon knot dildo is a dildo design that includes a pronounced knot shape near the base. This creates a distinct point of fullness and stretch, often inspired by fantasy creature anatomy.
Is Ryujin harness compatible?
No. This design is not compatible with harnesses and is intended for direct, hand-held use.
How strong is the texture?
The texture is moderate and focused. The scales are placed along the base and underside, so they become more noticeable with movement rather than constant contact.
What does the knot feel like?
The knot creates a clear point of fullness. It builds sensation as it’s engaged rather than being present the entire time.
Is the tip easy to insert?
Yes. The tapered tip helps guide insertion more comfortably and gradually.
Is this toy suitable for beginners?
Yes. If you’re completely new, we recommend choosing a size similar to what you’re already comfortable with and then working up to the knot at your own pace. The tapered tip helps with entry, while the knot can be approached gradually as you build confidence.
Is it body-safe?
Yes. It is made from platinum-cured silicone, which is non-porous and body-safe.
How do I clean it?
Wash with warm water and mild soap or a suitable toy cleaner before and after use. Allow it to dry fully before storing.
Why may colours vary slightly?
Each toy is handmade, so colour placement and finish may vary slightly. This does not affect performance.
▶ SHIPPINGHandmade Production Time
All Odyssey products are made by hand.
Production times vary depending on current order volume.
The most up-to-date production times can be found on our production time page .
Shipping Timelines
Orders are shipped after production is complete.
Shipping times vary based on destination and selected service.
Full shipping details are available on our shipping information page .
Estimated delivery information is shown at checkout.
Discreet Packaging
All orders are shipped in discreet, unbranded packaging.
No product or company details appear on the outside of the parcel.
International Availability
International shipping is available.
Delivery times and customs processing may vary by destination.
Show frequently asked questions about Odyssey Ryujin - The Sea Dragon.
You can buy Odyssey Ryujin - The Sea Dragon always at the best price from the Odyssey official online shop.
If you are looking for the discount code, special promo code, or discount coupon for Odyssey Ryujin - The Sea Dragon you can use our exclusive discount code LUSHENSE and get 15% off your order. Simply copy our coupon code and use at the checkout! T&C apply. Discount codes may not be used in conjuction with any other offer, sale or existing discount.
We do our best to display only in stock items. Odyssey Ryujin - The Sea Dragon should be available to buy from the official Odyssey online shop. Last time checked on May 2026.
Odyssey appears to operate from the United Kingdom. They offer delivery to: Worldwide. For full details about shipping options, delivery destinations, shipping cost and full shipping policy, please visit the official website.
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