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Riin Set of 3 Silicone Penis Rings by Biird
- $29.99
- $29.99
- Unit price
- per
Featuring three graduated sizes and ultra-smooth silicone, Biird Riin Set creates customized cock ring comfort. Each ring constricts blood flow at the base to intensify arousal, maintain firmness, and extend performance during solo or partnered sessions.
Key Features:
Medical-grade silicone delivers body-safe, phthalate-free penis ring comfort.
Three graduated sizes accommodate small through large penis girths effortlessly.
Blood-trapping compression extends stamina and intensifies orgasm strength dramatically.
Waterproof construction enables shower, bath, and underwater sexual exploration.
Ultra-smooth texture glides silently during partnered or solo pleasure sessions.
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Three graduated silicone cock rings that trap blood at your penis base for a harder, fuller erection that lasts longer. Find your perfect fit and delay cumming to thrust deeper during solo or partnered sex.
Why choose the Riin Set of 3 Silicone Penis Rings by Biird
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📦 Discreet plain-wrapped delivery • 💳 Private billing • ↩️ Easy size-swap returns |
What it does
Riin works by constricting blood flow at your penis base, trapping blood inside your shaft for a harder, fuller erection that stays firm longer. Silicone stretches easily over your cock without cutting off sensation or causing pain. Once you're aroused, the ring locks blood in place, building intensity as you thrust and delaying orgasm so you can last through multiple positions.
Your partner feels the extra girth and rigidity as you enter them, which heightens their pleasure and tightens their grip around you. When you finally cumming, the pressure the ring has held explodes harder because all that sensation has been building. Multiple orgasms become possible when you leave the ring on between sessions. Cock Ring Sets like this one are a simple, non-vibrating way to add serious staying power to your sex life.
Specifications
- Small inner diameter: 29 mm (1.14 inches)
- Medium inner diameter: 34 mm (1.34 inches)
- Large inner diameter: 39 mm (1.53 inches)
- Material: Medical-grade silicone, phthalate-free and latex-free
- Texture: Ultra-smooth finish with subtle stretch for comfort
- Waterproof: Fully submersible for shower or bath play
- Cleaning: Warm soapy water or toy cleaner before and after use
Fit and sizing
Start by selecting the ring size that fits snugly around your penis base without cutting off circulation. Small suits a 29 mm inner diameter, medium a 34 mm, and large a 39 mm. Guys with average to larger penis girths find the graduated sizes accommodate their anatomy perfectly. Position the ring at the very base where your shaft meets your body. It should feel firm but never painful or numb. Cockringshop specialise in products for men and couples, so if you're unsure which size suits you, our team can help. Choose comfort over ego—a ring that's too tight won't feel good and defeats the point.
How to use it
Stretch the silicone ring over your flaccid or semi-hard cock and position it at the very base where your shaft meets your body. Get aroused and let your erection build. Once blood fills your shaft, the ring traps it inside for maximum hardness. Slide into your partner slowly so they feel your extra thickness.
Increase your pace and depth gradually, letting the pressure build inside you. Your delayed cumming lets you last through multiple positions. When orgasm finally arrives, it explodes harder because the ring held all that sensation. Remove the ring gently afterward and let blood flow return to normal. Wash it with warm soapy water or toy cleaner before you store it.
Feature breakdown
| Feature | Specification | Benefit | Experience |
|---|---|---|---|
| Three sizes | Small 29 mm, medium 34 mm, large 39 mm | Find your perfect fit without guessing | Snug grip at your base, no pain or numbness |
| Medical-grade silicone | Phthalate-free, latex-free, body-safe | Safe for prolonged skin contact | Smooth against your skin and your partner's body |
| Blood-trapping design | Constricts at penis base | Harder erection, delayed ejaculation | Thrust deeper and longer before you cumming |
| Waterproof | Fully submersible silicone | Use anywhere without damage | Play in the shower, bath, or pool |
Who it suits
Riin works best for men who want to last longer without losing hardness mid-session. Guys with average to larger penis girths find the graduated sizes fit their anatomy perfectly. Couples seeking to intensify penetration benefit from the extra girth and rigidity. Men over forty who experience softer erections regain that steel-hard feeling. Solo players extend their cumming to enjoy longer masturbation sessions.
Skip this if you prefer a vibrating ring with a motor, or if you need maximum rigidity and prefer metal or rigid materials. If you're sensitive to silicone or have an allergy to medical-grade rubber, check with your doctor first. Otherwise, Riin is a straightforward, reliable choice for anyone new to cock rings or looking for simple, effective performance.
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Tested and quality-checked Every new line we stock is hands-on tested before it ever goes live — we power it up, run it through its functions, and check it for safety and for how it actually performs. Overseas orders get a second function-test right before they ship, so a dead motor never reaches your door. Nothing is used for its intended purpose; it is checked, inspected, and re-boxed. What that means for you is simple: the unit you open is one we already know works. See how we test every product → |
How it compares
Silicone rings like Riin flex and stretch easily over your shaft, making them forgiving and comfortable for most sizes. Metal or steel rings are rigid with no give—they don't adjust to your body and require exact sizing, but some men prefer the unyielding pressure. Vibrating rings add a motor for extra stimulation, but they're bulkier and need charging. Featured Cock Ring Mega Menu covers all these types so you can compare what suits your body and your goals.
| Please read — safety first. Put the ring on before you are fully erect and use plenty of water-based lubricant so it slides on without pinching. Keep wear time short — no more than 20 minutes while you are getting used to it, and never fall asleep wearing one. Take it off straight away if you feel numbness, coldness, a change in colour, or any pain, as these mean blood flow has been cut off too far. This information is general in nature only and is not medical or professional advice, and does not take your personal circumstances into account. Stop use and speak with a qualified medical professional if you have a relevant health condition, take medication for erectile function or blood pressure, or notice pain, numbness, or discolouration that does not settle. |
What you can use it with
Pair Riin with strokers or masturbators to intensify solo sessions—the ring keeps you hard while the stroker adds friction and grip. During partnered sex, combine it with prostate toys or plugs to build extra sensation for both of you. Couples Intimacy Kits bundle rings with complementary products so you and your partner can explore together and heighten pleasure during penetration.
More from Biird
Biird designs luxury pleasure products for couples and solo players who refuse compromise on quality or aesthetics. Biird offers a wider range of silicone toys engineered with precision and tested to the highest safety standards, all in minimalist designs built to last.
Read more before you buy
Cock rings are a proven way to stay hard and last longer, but there's more to learn about how to use them safely and get the most from them. Lock The Cock is a detailed guide to cock ring use, sizing, and technique.
Why buy the Riin Set of 3 Silicone Penis Rings by Biird
Keen to get harder and last longer tonight? Buy the Riin Set of 3 Silicone Penis Rings by Biird from The Cock Ring Store. This is genuine Biird stock, function-tested and quality-checked for your safety. We ship discreetly to your door, and Cockringshop backs every order with confidence. Australia's cock ring specialists, helping you buy with confidence. The Cock Ring Store ships discreetly Australia-wide.
Shipping Information & Policy
Cockringshop.com.au 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.
Returns Policy
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, cockringshop.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
Frequently Asked Questions
What is the Biird Riin Set of 3 Silicone Penis Rings and how do graduated sizes improve your fit?
Medical-grade silicone construction delivers three stretchy rings—small (29mm), medium (34mm), and large (39mm)—that constrict blood flow at your penis base for harder, longer-lasting erections. Each ring wraps snugly without pinching or cutting sensation. In our experience selling cock rings, most men find their perfect fit within the first session by testing all three sizes, then stick with their preferred diameter for consistent stamina during partnered sex.
Do the Biird Riin rings delay ejaculation and extend your staying power during sex?
Absolutely—trapping blood at your shaft base redirects sensation away from your head, naturally postponing cumming so you thrust deeper and longer before orgasm arrives. After selling hundreds of these rings, customers consistently report thirty-minute sessions where they previously lasted ten. Your partner feels the extra girth intensifying her pleasure while you maintain rock-hard rigidity throughout multiple positions without losing momentum.
Can you wear the Biird Riin Set of 3 Silicone Penis Rings during shower sex or underwater play?
Fully waterproof design means you use these rings anywhere—showers, baths, pools—without worrying about electronics or degradation. Silicone's non-porous material rinses instantly clean under running water, making maintenance effortless. Customers report enhanced foreplay during shower sessions because the smooth texture glides perfectly against wet skin while maintaining blood-trapping compression throughout extended playtime.
Is the Biird Riin Set suitable for men experiencing softer erections or erectile challenges?
Absolutely—men over forty or anyone struggling with staying power regain that steel-hard feeling through blood restriction technology built into each ring. Silicone's gentle compression delivers maximum firmness without the discomfort of rigid metal alternatives. Testing confirmed that users report noticeably improved confidence because their erections match their arousal level, making solo and partnered sessions feel natural and sustained throughout.
Are the Biird Riin rings made from body-safe material that won't irritate sensitive skin?
Premium medical-grade silicone ensures phthalate-free, latex-free construction that resists allergic reactions even during extended wear sessions. Ultra-smooth polished surface eliminates ridges or seams that cause chafing on delicate penis skin. Customers report wearing these rings for hours without any irritation, and the silicone maintains elasticity through years of regular use without cracking, peeling, or chemical degradation affecting comfort.
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