Inflatable anal plug with quick release valve and flared base for customizable stretch and safe play
Key Features:
Precise inflation control for customized anal experience
Premium latex construction with smooth insertion
Unique quick-release valve for size adjustment
Flared base ensures safe retrieval
Advanced design for experienced anal play enthusiasts
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Anal play without control leaves you guessing about comfort and sensation. Master Series Expand Inflatable Anal Plug solves this with manual inflation that lets you dial in exactly how much stretch you want, when you want it.
Master Series Expand Inflatable Anal Plug is a precision anal toy engineered for users who want complete control over depth and fullness. Built from premium latex with a smooth, tapered tip, it delivers customizable stretching through an integrated inflation valve. Unlike fixed-size plugs, this model transforms during play—starting compact for easy insertion, then expanding as you add air. The flared base stays safely outside your body, and the quick-release valve lets you adjust pressure instantly.
What sets this plug apart is its dynamic expansion capability. You control the intensity; the toy responds to your pace and comfort level. See the full BDSM Australia range of Inflatable Vibrators to explore other expandable options.
Apply generous water-based lubricant to the tapered tip and your anal opening. Slowly insert the plug, allowing your sphincter muscles to relax and adjust. Once the base sits comfortably against your body, use your finger to press the inflation valve gently. Add air in small increments, pausing between presses to feel the expansion and monitor your comfort.
During play, you can adjust pressure at any time—add more air for deeper sensation, or release air if you need relief. Combine this plug with other activities or toys, or use it during partnered sex for shared intensity. For solo exploration, try partial inflation during foreplay, then gradually increase size as arousal builds. Explore the range of Non-Phallic Dildos if you want to pair this plug with complementary toys.
Wash the plug with mild antibacterial soap and warm water immediately after use. Rinse thoroughly and pat dry with a clean towel before storing. Keep it in the provided storage bag away from direct sunlight, heat, and sharp objects. Store in a cool, dry place. Always use water-based lubricant to prevent latex degradation.
Understanding how different anal toys work helps you choose what suits your experience level and goals. Read Rotating Dildos That You And Your Partner Will Love for insight into how motion and expansion enhance sensation during partnered and solo play.
This plug has become essential in my practice for psychological control and boundary expansion. Watching a submissive's breathing shift as I slowly inflate it—observing their surrender deepen with each press of the valve—reveals their true capacity for submission. The precision of the mechanism allows me to push limits incrementally, creating profound vulnerability without crossing into harm.
Strategic deployment during restraint and sensory deprivation intensifies the psychological impact. My submissives often discover they can handle far more pressure than they believed possible. The plug becomes a metaphor for my total dominance—I control the expansion, the timing, the intensity. Each inflation is a negotiation of their boundaries and my authority.
Different submissives respond uniquely to this tool. Some tremble with anticipation; others resist before ultimate surrender. Microexpressions shift as pressure increases—eyes widen, breathing quickens, body language transforms. This is not merely physical sensation; it is psychological recalibration. The plug's design ensures I maintain complete control throughout the scene, making it invaluable for training obedience and expanding tolerance.
See this and similar tools in action across my 300+ training videos on the BDSM Australia channel.
| Feature | Master Series Expand | Standard Fixed Plug | Vibrating Anal Toy |
|---|---|---|---|
| Size control | Adjustable from 1.5 to 4.5 inches diameter | Fixed single size | Fixed size, vibration only |
| Insertion ease | Tapered tip, starts small | Single diameter throughout | Varies by model |
| Sensation type | Progressive stretching and fullness | Static pressure | Vibration and stimulation |
| User control | Complete—inflate at your pace | No adjustment possible | Speed settings only |
| Best for | Advanced users seeking customization | Beginners and intermediate users | Users who prefer vibration |
Add Master Series Expand Inflatable Anal Plug to your collection for unmatched control over anal sensation. Its manual inflation lets you customize every moment of play—start small, expand gradually, adjust on the fly. Premium latex construction and the quick-release valve make it reliable and easy to manage at BDSM Australia. Whether you're exploring advanced anal play alone or with a partner, this plug delivers the precision and intensity you're after. Quality Bondage Gear Without the Guesswork.
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.