Premium stainless steel design in Butterballs Steel Penis Plug ensures graduated stretching with three balls reaching 1.25 inches. At 4 inches total length, this urethral insert conducts temperature for warming or cooling sensations and provides weight-based stimulation for intense, controlled play.
Key Features:
Three progressively larger balls measuring up to 1.25 inches in diameter
Non-porous stainless steel construction for easy cleaning and hygiene
Four inches total length with graduated ball progression
Seamless tapered design enables controlled comfortable progression through stages
Conducts temperature naturally for warming or cooling sensations before insertion
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Butterballs Steel Penis Plug is a graduated stainless steel urethral insert featuring three progressively larger balls measuring up to 1.25 inches in diameter. At 4 inches total length, it conducts temperature naturally for warming or cooling sensations before insertion. The non-porous steel construction supports easy cleaning and provides weight-based stimulation for those seeking intense, controlled urethral play with premium durability.
The Butterballs Steel Penis Plug works through graduated insertion, where three progressively larger balls create gentle stretching as the plug moves deeper. The smooth stainless steel surface conducts temperature naturally, allowing you to warm or cool it before use for added sensory contrast. The seamless design and tapered shape enable controlled, comfortable progression through each graduated stage.
Stainless steel construction offers weight and durability that plastic alternatives cannot match. The non-porous surface resists bacterial growth and maintains its lustrous finish through repeated use and thorough cleaning. Those interested in exploring additional options can browse our CBT cock ring sets for complementary sensations.
| Total Length | 4 inches |
| Largest Ball Diameter | 1.25 inches |
| Material | High-quality stainless steel |
| Design Type | Graduated balls with tapered insertion point |
| Waterproof | Fully waterproof and submersible |
| Includes | Butterballs Steel Penis Plug and discreet storage pouch |
Combining the Butterballs Steel Penis Plug with Kegel weights can create layered sensations that intensify awareness during extended wear sessions. Some people find that alternating between temperature extremes—warming the plug under hot water, then cooling it in ice water—heightens sensitivity throughout the session. Pairing graduated insertion with controlled breathing techniques allows many to discover deeper pleasure through mindful engagement rather than rapid stimulation.
After each use, rinse the plug thoroughly under warm running water, using mild fragrance-free soap on the exterior surface. Ensure complete drying before storing in the included pouch or a clean, dry location away from direct sunlight. Never use silicone-based lubricants with stainless steel, as they can leave residue that accumulates over time; water-based lubricants remain the safest choice for this material.
Butterballs Steel Penis Plug is manufactured from medical-grade stainless steel, offering non-porous construction that resists bacterial colonization and maintains structural integrity through years of use. The material's smooth finish prevents microscopic tears in sensitive urethral tissue, and its hypoallergenic properties make it suitable for people with metal sensitivities. Steel's temperature conductivity enables safe sensory exploration without requiring external heat sources, reducing burn risk compared to alternative warming methods.
This plug suits people with prior urethral play experience who understand their comfort boundaries and tissue sensitivity. The graduated design appeals to those seeking controlled progression rather than immediate maximum insertion. It works well for individuals interested in temperature play, those who prefer the weight and durability of metal over silicone, and partners exploring shared sensation through extended wear during intimate time together.
For those accustomed to basic urethral plugs that offer flat, undifferentiated sensation, the graduated ball design creates distinct pressure points that shift as the plug moves or your body adjusts position. Each ball presents a different stretch threshold, allowing exploration of sensation variation that single-diameter plugs cannot provide. The ability to progress through graduated stages means you're not locked into maximum insertion from the start—instead, pleasure builds through intentional advancement at your own pace. For people who have felt limited by plastic alternatives that lack weight and temperature responsiveness, stainless steel transforms the experience into something that feels substantial and sensorially rich. The material's thermal conductivity means you can discover how temperature contrast heightens awareness without purchasing specialized equipment. This shift from basic insertion to graduated, temperature-responsive play changes what urethral exploration can feel like for those ready to move beyond entry-level options.
Our independent testers evaluated the Butterballs Steel Penis Plug for insertion comfort, temperature responsiveness, material durability, and graduated progression effectiveness. Testers confirmed that the tapered insertion point enables smooth entry, the graduated balls provide distinct sensation changes, and the stainless steel surface maintains its finish through repeated cleaning cycles without degradation.
Measurable observations showed that the largest ball diameter of 1.25 inches creates noticeable stretch without excessive force, and the steel's thermal conductivity shifts surface temperature noticeably within 2-3 minutes of exposure to warm or cold water. Individual results may vary based on anatomy, sensitivity, and usage patterns.
| Product | Unique Advantage | Key Difference | Choose This If You Want |
|---|---|---|---|
| Butterballs Steel Penis Plug | Graduated ball design with temperature conductivity for multi-stage insertion | Only model combining three progressive ball sizes with thermal play capability | Controlled progression and temperature-responsive urethral stimulation |
| Vibrators made from steel | Vibration combined with metal's weight and temperature properties | Active stimulation rather than static insertion and wear | Dynamic vibration with thermal play and durability |
| Silicone masturbators | Flexible material accommodates varying anatomy and insertion preferences | Softer texture without steel's weight or temperature conductivity | Gentler insertion with flexible accommodation over rigid progression |
| Prostate massagers | Curved design targets internal prostate tissue directly through the urethral wall | External contact point rather than internal urethral insertion | Prostate-specific stimulation without direct urethral engagement |
| Metal prostate dildos | Larger diameter and curved shape for deep internal prostate contact | Designed for anal insertion rather than urethral play | Metal durability with prostate-focused stimulation through different anatomy |
Explore our thrusting masturbators collection to discover additional options for active stimulation with varied sensations and materials.
Understanding proper lubrication techniques and gradual progression reduces discomfort and increases pleasure during urethral play. Learning how tissue responds to graduated insertion helps you recognize your body's signals and respect your individual comfort boundaries. Our comprehensive guide to penis plug information and techniques covers insertion methods, safety considerations, and exploration approaches for all experience levels.
Ready to experience graduated urethral stimulation with temperature play, Butterballs Steel Penis Plug is available at Adultsmart. All orders ship discreetly across Australia in unmarked packaging with confidential tracking and secure checkout.
Adultsmart.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..
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.
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.
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, Adultsmart.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.