Master Series Trillium Steel Locking Anal Plug commands total submission through its expanding steel construction and tamper-proof locking mechanism, securing intense fullness during extended BDSM scenes as the substantial weight constantly reminds wearers of their controlled state throughout bondage sessions.
Key Features:
Expanding design stretches from 4 cm to 5.8 cm diameter for customizable anal stimulation and intense sensations during penetration and extended wear.
Secure locking mechanism prevents removal and enables hands free anal play with complete confidence during movement and sexual activities with partners or solo.
Medical grade stainless steel construction provides substantial weight for enhanced anal sensations while allowing temperature play for heightened arousal and orgasm intensity.
10.9 cm insertable length delivers deep anal penetration and prostate stimulation for men while providing intense fullness sensations for all users during masturbation.
Waterproof design enables anal play in showers and baths while ensuring thorough cleaning between uses for safe extended sessions and exploration.
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Master Series Trillium Steel Locking Anal Plug expands from 4cm to 5.8cm once inserted, gripping internal walls with surgical steel precision as the tamper-proof lock ensures complete surrender of control until your dominant chooses release, turning every movement into a reminder of captivity.
This isn't just insertion - it's imprisonment. The tapered tip slides past your rim smoothly, but once the expanding mechanism activates, thick steel petals bloom inside you, stretching your ass wider than the entry point allows for escape. The lock clicks with finality, trapping you in delicious fullness that intensifies with every step, every shift in position.
Cold steel conducts temperature beautifully - chill it in ice water for shocking insertion, or warm it under hot water for gentler stretching. The substantial 350g weight pulls constantly downward, your body fighting gravity while locked steel maintains its territorial claim inside you. Walking becomes a challenge, sitting impossible without gasping reminders of your predicament.
Start with extensive warm-up using fingers or graduated plugs - this demands serious preparation. Apply generous silicone lube to both your ass and the steel surface. Insert slowly, letting your rim adjust to the initial 4cm girth. Once fully seated, turn the expansion dial clockwise while breathing deeply. Steel petals gradually spread inside you, pushing against nerve-rich walls until reaching your limit.
Insert the key and turn until the lock clicks - you're now captive until someone chooses your release. Test the security by attempting removal; the expanded diameter makes escape impossible without the key. Start with 15-30 minute sessions, building tolerance for longer captivity as your ass adapts to sustained stretching and weight.
Advanced anal players craving psychological and physical domination will worship this device. Perfect for experienced submissives ready to surrender control completely, or dominants seeking foolproof chastity enforcement. The substantial girth requires significant anal experience - beginners will find this overwhelming and potentially harmful.
Ideal for power exchange relationships where surrender feels incomplete without physical proof. Not suitable for solo play unless you maintain backup key access, and definitely avoid during any medical conditions affecting circulation or bowel function.
| Feature | Specification | Sexual Benefit | User Experience |
|---|---|---|---|
| Expansion Mechanism | 4cm to 5.8cm diameter | Inescapable retention | Overwhelming fullness |
| Locking System | Keyed tumbler pins | Complete surrender | Psychological captivity |
| Steel Construction | 350g medical grade | Temperature conductivity | Gravitational pulling |
| Length Design | 10.9cm insertable | Deep internal pressure | Constant awareness |
While strokers typically focus on external stimulation patterns, this plug prioritizes internal texture through steel expansion rather than surface ridges. The smooth steel becomes textured through mechanical spreading, transforming from sleek insertion to complex internal landscape that massages every nerve ending simultaneously.
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Unlike bouncing toys that move freely, this device locks motion completely while its weight shifts internally with body movement. The psychological bounce happens mentally as wearers process their helpless state, while physical weight pulls consistently downward rather than bouncing unpredictably through play sessions.
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Testing the Master Series Trillium required serious mental preparation alongside physical readiness. After 20 minutes of warm-up with smaller plugs, insertion felt manageable at the initial 4cm width. Activating the expansion mechanism was breathtaking - literally gasping as steel petals bloomed inside me, stretching my ass beyond comfort into thrilling surrender territory. The lock clicking sealed my fate psychologically; knowing escape was impossible without my partner's consent triggered intense submission headspace. Walking around our apartment for 45 minutes tested both physical endurance and mental submission. The 350g weight pulled constantly, making sitting impossible and standing a meditation on controlled breathing. Temperature play beforehand intensified every sensation - chilled steel initially shocked my rim before body heat warmed the metal throughout wear. Removal required assistance as my hands shook too much from intensity overload to operate the key smoothly.
Order your Master Series Trillium Steel Locking Anal Plug from the cockringshop and discover true physical surrender through inescapable steel expansion. When ordinary plugs feel insufficient, lock yourself into genuine submission that enhances walking, sitting and breathing into exercises in controlled captivity.
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.
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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.
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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, 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.
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Under Australian Consumer Law, we are not obliged to accept returns for “incorrect choice” or “change of mind” so please choose your products carefully.
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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
We ship same day on all in-stock orders placed before 12pm! Free shipping on all orders above $200.
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We ship our full range of products worldwide with fast dispatch for orders before 12pm Sydney EST!
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