Master Series Trillium Steel Locking Anal Plug delivers intense stretching through expanding mechanism that grows from 4 cm to 5.8 cm. Solid steel construction with locking system and detachable handles for advanced training and extended wear.
Key Features:
Expands from 4 cm to 5.8 cm width after insertion for intense stretching
Solid steel construction provides substantial weight and internal pressure
10.9 cm insertable depth with expandable mechanism and locking system
Detachable handles with padlock system for control and extended wear
Dual-phase sensation prevents sensory accommodation that occurs with static plugs
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Master Series Trillium Steel Locking Anal Plug is a premium expanding anal plug engineered from solid steel with a locking mechanism. It expands from 4 cm to 5.8 cm width after insertion, creating an intense internal stretching sensation. The 10.9 cm insertable depth with detachable handles and padlock system suits advanced enthusiasts seeking progressive training, power exchange scenarios, or extended wear with controlled stimulation.
The expanding mechanism activates once inserted, transforming the plug's internal structure to create a gradual blossoming effect that produces intense stretching from within. This dual-phase sensation—first during insertion, then during expansion—maintains continuous awareness throughout wear. The substantial steel weight creates persistent internal pressure that intensifies with movement, preventing sensory accommodation that occurs with static plugs.
Solid steel construction delivers significant weight for enhanced pressure awareness while enabling temperature play through efficient thermal conductivity. The non-porous surface prevents bacterial growth and supports complete sterilization between uses. Those exploring advanced power exchange dynamics can discover our steel cross cuffs collection at Adultsmart for complementary restraint options.
| Total Length | 14 cm |
| Insertable Depth | 10.9 cm |
| Width (Unexpanded) | 4 cm |
| Width (Expanded) | 5.8 cm |
| Material | Solid polished steel |
| Features | Expanding mechanism, locking system with padlock, detachable handles |
| Includes | Plug, detachable handles, padlock with keys, storage pouch |
Pairing the Trillium with bondage head hoods intensifies sensory deprivation scenarios where the constant awareness of the plug's presence becomes heightened through reduced vision. For those exploring progressive training, extended wear sessions with the locking mechanism engaged create sustained stretching that conditions the body for larger insertions over time. Power exchange dynamics deepen when partners establish clear communication protocols around lock duration and emergency key access.
After use, clean the plug thoroughly with warm water and mild antibacterial soap, paying attention to the expansion mechanism and any crevices. For complete sterilization, wipe with isopropyl alcohol or use a toy sterilizing solution. Periodically inspect the locking mechanism and hinges for smooth operation, applying a tiny amount of food-grade silicone lubricant if needed. Store in the included pouch to prevent surface scratches, keeping the padlock and keys in a secure, accessible location.
Master Series Trillium Steel Locking Anal Plug is manufactured from high-grade solid steel, offering non-porous construction that prevents bacterial harboring and enables complete sterilization. The flawless polished surface provides frictionless insertion while the substantial weight creates persistent internal pressure. Steel's temperature conductivity allows for dramatic sensations when the plug is immersed in warm or cold water before use. Always use ample water-based lubricant, respect personal limits regarding duration and size, and maintain clear communication protocols when locking mechanisms are engaged.
This plug suits experienced enthusiasts who understand advanced anal play and seek unique sensations beyond standard designs. Those engaged in progressive training regimens benefit from the expanding mechanism's controlled stretching progression. Power exchange practitioners appreciate the locking mechanism's psychological intensity and physical control enforcement. Temperature play enthusiasts value steel's thermal conductivity. Extended wear scenarios appeal to those seeking persistent stimulation during other activities. This product requires comfort with substantial internal pressure and commitment to safety protocols.
For those frustrated by static plugs that create initial sensation but fade into background awareness, the expanding mechanism maintains continuous stimulation that evolves throughout wear. The internal blossoming effect produces stretching sensations that ordinary plugs cannot replicate, creating a sensation pathway that works when unchanging pressure becomes monotonous. For people accustomed to basic anal play, discovering how expansion transforms the experience from passive accommodation into active internal sensation shifts what intimate exploration feels possible. The locking mechanism adds psychological dimension that transcends physical sensation alone, allowing partners to create power dynamics where surrender becomes tangible rather than performative. For those who have invested in training progression, the Trillium eliminates the need for multiple plugs of increasing sizes by delivering controlled expansion within a single device. The substantial steel weight creates awareness that persists through movement, preventing the sensory accommodation that occurs with lighter materials. For people exploring extended wear scenarios, the combination of weight, security, and temperature responsiveness creates layered stimulation that maintains engagement throughout longer sessions.
Our independent testers evaluated the expansion mechanism's activation reliability, the locking system's security, weight distribution, and temperature conductivity across multiple sessions. The expanding design consistently activated smoothly once insertion was complete, creating the described blossoming sensation without requiring additional manipulation. The padlock system securely prevented removal without key access, and the detachable handles transitioned easily between active play and discreet wear configurations.
Testers reported that the substantial steel weight created persistent awareness even during extended wear periods, with temperature play producing noticeable sensations when the plug was pre-chilled or warmed before use. The polished surface remained smooth throughout testing without any scratching or degradation. Individual results may vary based on anatomy, sensitivity, and usage patterns.
| Product | Unique Advantage | Key Difference | Choose This If You Want |
|---|---|---|---|
| Master Series Trillium Steel Locking Anal Plug | Expanding mechanism transforms from 4 cm to 5.8 cm width internally with integrated locking security | Only model combining expansion technology with padlock control mechanism | Progressive training with power exchange control and sustained internal stretching |
| Locking Slave Collars | Secure padlock system with multiple size options for various body types | External collar restraint rather than internal expansion | Visible power exchange signaling with continuous lock-based control |
| Bondage Tape | Flexible restraint option that creates custom fit without rigid sizing | Temporary restraint without locking mechanism or internal stimulation | Adaptable power exchange scenarios with easy application and removal |
| Bondage Paddles | Direct sensation delivery through impact play with various materials and striking surfaces | External stimulation method rather than internal penetration or locking control | Complementary sensation play combining impact with internal stimulation |
Discover our suspension restraint bars collection to find additional control options that complement locking anal play scenarios.
Expanding anal plugs create progressive stretching sensations that static toys cannot replicate, making them excellent for training and building capacity over time. The weight and locking features add psychological intensity to power exchange dynamics. For comprehensive insights on selection and technique, review our complete butt plug guide.
Master Series Trillium Steel Locking Anal Plug combines expanding internal sensation with secure locking control for advanced enthusiasts. Available through Adultsmart with discreet Australia-wide shipping in plain packaging and confidential checkout processing.
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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.
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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 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.
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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.
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Refunds
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