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Buoy Stretchy Silicone Cock Ring Onyx By Tantus

$29.99
$29.99

Silicone cock ring with 18mm internal diameter provides blood flow restriction for harder erections

Key Features:

Stretchy silicone design for maximum comfort

18mm internal diameter for precise fit

Enhances erection strength and duration

Suitable for multiple sexual scenarios

Professional-grade medical silicone construction

Vendor: Tantus
SKU: NEW-1131-SMALL
Availability: In stock
Product type: Stretchy Cock Rings
Please hurry! Only 6 left in stock
Size: Small

Struggling to maintain erections or control ejaculation? The Tantus Buoy Stretchy Silicone Cock Ring Onyx uses gentle blood flow restriction to help you stay harder longer, with a stretchy design that adapts to your body for comfort and performance.

At a glance
  • Internal diameter: 18mm (stretches to fit)
  • Material: Medical-grade silicone, hypoallergenic
  • How it works: Manual compression—no batteries
  • Best for: Firmer erections and lasting longer
  • Easy care: Dishwasher-safe, bleachable
  • Colour: Onyx
🚚 Plain, discreet packaging🔒 Discreet billing↩︎ Hygiene-conscious returns policy

What it is

The Tantus Buoy is a stretchy silicone cock ring engineered to enhance erection quality and endurance through blood flow restriction. Its 18mm internal diameter creates firm, consistent compression around the penis and testicles, helping you maintain harder erections and delay ejaculation during sexual activity. The soft medical-grade silicone adapts to different body sizes, making it comfortable yet effective for extended wear.

What sets this ring apart is its balance of simplicity and performance. No batteries, no moving parts—just reliable compression you can adjust by repositioning. See the full BDSM Australia range of Stretchy Cock Rings to compare other options in this category.

Key features

  • Precise compression: 18mm internal diameter delivers consistent blood flow restriction for sustained hardness.
  • Body-safe material: 100% medical-grade silicone is hypoallergenic, phthalate-free, and nonporous.
  • Stretchy design: Flexible construction accommodates different body types and sizes comfortably.
  • Maintenance-free: Dishwasher-safe and bleachable for straightforward cleaning and hygiene.
  • No power needed: Manual compression design means consistent performance without batteries or charging.

Specifications

  • Internal diameter: 18mm unstretched; expands to accommodate various sizes.
  • Material: 100% premium medical-grade silicone, hypoallergenic and phthalate-free.
  • Mechanism: Manual compression—no batteries or electronic components required.
  • Cleaning: Dishwasher-safe and bleachable; hand wash with mild soap and warm water also effective.
  • Storage: Keep in cool, dry location away from direct sunlight and heat.
  • Contents: One Tantus Buoy Stretchy Silicone Cock Ring in Onyx colour.

How to use a stretchy cock ring

Stretch the ring gently and slide it onto your penis and testicles. Position it so compression is firm but comfortable—not painfully tight. You can adjust placement slightly during wear to find your ideal sensation level. Start with shorter sessions of 15–20 minutes, then gradually extend duration as your body adapts to the sensation.

Wear the ring during masturbation or partnered sex to experience how it affects your erection quality and stamina. Many users combine it with Cock Pump Accessories to intensify sensations and performance. Remove it immediately if you experience numbness, pain, or any sign of restricted circulation. Always clean thoroughly after use and allow it to air dry completely before storage.

Always remove the cock ring immediately if you experience pain, numbness, colour changes, or any sign of restricted circulation; use water-based lubricant to ease placement; never wear for longer than 20–30 minutes until you're accustomed to the sensation; do not share with partners without thorough cleaning. Safety first. This information is general in nature only and is not medical or professional advice; it does not account for your individual circumstances. Discontinue use immediately if you experience pain, numbness, discolouration, irritation or discomfort, and seek advice from a qualified medical professional if you have a relevant health condition or if symptoms persist.

Care and storage

Rinse the ring with warm water and mild soap immediately after use, or place it on the top rack of your dishwasher. Pat dry with a soft cloth and allow it to air dry completely in a cool location. Store in a clean, dry drawer away from direct sunlight, heat sources, and silicone-based lubricants, which can degrade the material over time.

Learn more

Understanding how cock rings work and fit into your sexual routine helps you get the most from this tool. Explore techniques, fit tips, and performance insights from experienced users. Read more about sexual enhancement and accessory use at Cock Shaped Cookies.

Mistress Athena's training notes

The Tantus Buoy has become indispensable in my control work. Watching a submissive's body respond as I restrict their blood flow—the involuntary tension, the quickened breathing—tells me exactly how deep into submission they've gone. The ring's stretchy design means I can adjust pressure without removing it, keeping them perpetually uncertain and attentive to my next command.

I use this tool strategically in denial training. Some submissives wear it for extended periods while forbidden from release, their arousal building against the constant gentle compression. Others experience it as pure sensation play—I position and reposition it slowly, watching their reactions shift. The psychological impact rivals the physical one; they know their pleasure is entirely mine to grant or withhold.

What distinguishes the Buoy in my practice is its reliability. No batteries fail mid-scene, no complex mechanics distract from the power exchange. The material feels premium against skin, and its quiet presence means focus stays on obedience and control. I've observed that submissives respond more deeply when the tool itself feels intentional and well-made—this ring delivers that every time.

See this and similar tools in action across my 300+ training videos on the BDSM Australia channel.

How it compares

Feature Tantus Buoy Standard rubber ring Vibrating cock ring
Material Medical-grade silicone Latex or rubber Silicone with electronics
Compression control Manual, adjustable Fixed, one size Fixed with vibration modes
Maintenance Dishwasher-safe, bleachable Hand wash only Hand wash, battery care
Best for Customisable fit and control Budget-conscious users Added vibration sensation

Why you'll reach for it

Add this ring to your collection when you want reliable, adaptable blood flow restriction without fuss or expense. The Tantus Buoy delivers straightforward performance at BDSM Australia, with medical-grade silicone you can trust on your skin and a stretchy design that fits your body, not the other way around. Order yours today and discover how simple control can transform your sexual experience. Everything for Bondage Under One Roof.

BDSM Australia ships with Australia Post. We ship from Sydney.

All in-stock orders placed before 12pm AEST (Sydney Time) on business days are generally processed on the same day. Packages are usually received 1-6 business days after shipping, but may subject to any postage carrier related delays beyond our control.

Free standard shipping on orders shipped within Australia above $200. For orders below $200 standard shipping within Australia is $12.95 and will be added at checkout.

Orders addressed to P.O box, G.P.O box or Parcel Collect will be handled by Australia Post. Extra time should be allocated for these orders.

Shipping Transit Times (Including Free Shipping)

Shipping time refers to the estimated time that it will take to deliver your order after it’s ready to ship (Please note this does not include time to process your order). Shipping time does not commence after your order is put through but begins the moment your order has been processed and is ready to dispatch via the our freight carrier..

1. Major City & Metro Areas (within Australia)

All in stock orders are generally processed on the same day the order was placed on business days for orders received before 12pm. Generally, orders are processed and shipped the same day or next business day.

Orders are typically received 1-6 business days after shipping. For larger packages please allow an extra 1-2 business days for delivery.

If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from the nearest depot location.

2. Rural Areas (within Australia)

All orders are generally processed on the same day the order was placed on business days before 12pm.

Generally, orders are processed and shipped the same day or next Business day.

Packages below 2kg are usually received 3-6 business days after shipping. For larger packages please allow an extra 1-2 business days for delivery.

If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from the local Australia Post depot.

International Shipping

The price for international shipping is AU$12.95 for orders equal to or below 0.399kg (399grams), and AU$22.95 for orders with a total weight equal to or above 0.4kg (400 grams).

All in-stock orders placed before 12pm AEST (Sydney Time) on business days are generally processed on the same day. Packages are usually received 6-30 business days after shipping. 

If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from your nearest delivery depot.

Please note in regards to all orders

– These expected delivery dates/times are based on carrier shipping practices, your destination, and the items in your order.
– Expected delivery dates are estimates. Orders can be delayed due to fraud verification or the time of the order being placed. Items that are not regularly stocked cannot be held to the expected delivery dates.
– Orders may be delivered in separate shipments.
– The order cut off times are based on normal Business Hours and exclude weekends and Holidays: Monday – Friday 12 pm
– When your order ships you will receive an email from us with a link to track your order.  If you receive your tracking number before 6 pm (AEST) it may not be updated on the Carrier’s website until that evening.

Due to large amounts of online credit card fraud, all orders are subject to approval by our payment verification department. We will notify you by phone or email should your order be delayed.

We have a 14 day return policy, which means you have 14 days after receiving your item to request a refund for any defective products.

Returns and exchanges are only available for faulty items, goods not as described, or in some instances, for incorrect sizing.

Due to health and safety regulations, sex-toy.com.au cannot resell any returned or exchanged products.

This policy is in place to prioritise your well-being and ensure that you receive the highest standard of hygiene and quality in all products.

To be eligible for a refund, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging.

You’ll also need the receipt or proof of purchase. We do not issue refunds for change of mind or incorrect choice.

Under Australian Consumer Law, we are not obliged to accept returns for “incorrect choice” or “change of mind” so please choose your products carefully. 

Any freight and insurance costs to return the item to us are at your expense. This includes the liability for any lost freight – send via registered post.
If your return request is accepted, we will provide you with all instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

Damages and issues

Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Exceptions / non-returnable items

We do not accept returns for any products that have change of mind, damaged products, or for products that have been used or do not have their original packaging.

Please get in touch if you have questions or concerns about your specific item.

Unfortunately, we cannot accept returns on sale items or gift cards.

Refunds

We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 7 business days.

Please remember it can take some time for your bank or credit card company to process and post the refund too.

Frequently Asked Questions

What is the Tantus Buoy Stretchy Silicone Cock Ring?
The Tantus Buoy is a premium silicone penis ring designed to restrict blood flow, creating firmer and longer-lasting erections by compressing the base of the penis and testicles during sexual activity.
How does the Tantus Buoy Cock Ring function for sexual performance?
The Tantus Buoy functions by creating a tight seal around the penis, preventing blood from flowing out, which maintains a harder erection and can potentially delay ejaculation during sexual encounters.
Can the Tantus Buoy C-ring be used for different body types?
The stretchy silicone material allows the Tantus Buoy to accommodate various penis sizes and configurations, providing a flexible and comfortable fit for different body types and sexual experiences.
Where can the Tantus Buoy penis ring provide maximum sexual benefit?
The Tantus Buoy provides maximum benefit during penetrative sex, masturbation, and BDSM play by maintaining increased blood flow, prolonging erections, and intensifying overall sexual sensation and performance.
Will the Tantus Buoy erection ring work effectively in bondage scenarios?
The Tantus Buoy works exceptionally well in bondage scenarios, offering precise blood flow control, enhancing physical sensation, and providing a secure, comfortable restraint during intense sexual play.

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