The Perfect Fit Tunnel Plug X-Large provides 4 inches insertable length and 9-inch circumference in proprietary PF Blend material for advanced anal exploration with distinctive tunnel opening enabling visibility and layered sensation.
Key Features:
Hollow tunnel opening allows visibility and partner interaction
PF Blend material combines silicone comfort with TPR durability
4 inches insertable length with 9 inch circumference
Distinctive tunnel design creates hollow center through entire plug
Tunnel opening enables direct contact impossible with solid plugs
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Perfect Fit Tunnel Plug X-Large is an advanced anal plug designed for experienced users, featuring a proprietary PF Blend material combining silicone and TPR properties. Measuring 4 inches insertable length with a 9-inch circumference, it delivers a substantial presence with a distinctive tunnel opening for visibility and access. The X-Large size suits those seeking significant girth and depth with enhanced exploration possibilities.
The tunnel design creates a hollow opening through the center of the plug, fundamentally changing how sensation and access work during use. This opening permits direct contact and visibility in ways traditional solid plugs cannot replicate, expanding what intimate exploration can involve. The design shifts focus from simple insertion to creating new possibilities for layered sensation and partner interaction.
The proprietary PF Blend material combines silicone's comfort with TPR's durability, creating a flexible yet structurally sound construction that maintains integrity under pressure. The non-porous surface supports straightforward cleaning and resists degradation from repeated use. Those interested in exploring complementary products can find our water-based lubes collection to enhance comfort during insertion and play.
| Insertable Length | 4 inches |
| Circumference | 9 inches |
| Material | PF Blend (silicone and TPR combination) |
| Available Sizes | Medium (2.5" length, 6.3" circumference), Large (3" length, 7.9" circumference), X-Large (4" length, 9" circumference) |
| Color Options | Clear, Black, Red |
| Special Feature | Tunnel design with central opening for visibility and access |
The tunnel design permits partner involvement in ways solid plugs cannot accommodate. A partner can apply direct stimulation through the opening, creating layered sensation that many find more intense than the plug alone. Pairing this plug with hybrid lubes can extend comfort during longer sessions by maintaining lubrication as water-based formulas naturally diminish.
After each use, clean the plug thoroughly with warm water and mild soap, paying particular attention to the tunnel opening where lubricant residue accumulates. Use only water-based lubricants, as oil-based or silicone formulas may degrade the PF Blend material. Dry completely before storing in a cool, dry location away from direct sunlight, which can affect material flexibility over time.
Perfect Fit Tunnel Plug X-Large uses proprietary PF Blend material, a non-porous combination of silicone and TPR that resists bacterial growth and maintains structural integrity through repeated use. The material remains flexible enough for comfortable insertion while maintaining sufficient firmness to hold shape during wear. Body-safe formulation ensures compatibility with sensitive tissue, though water-based lubricants remain essential for safe insertion and comfort.
This plug suits experienced anal practitioners comfortable with substantial girth and those specifically interested in the tunnel design's unique properties. The X-Large size appeals to those seeking significant presence rather than gentle introduction to anal play. Those drawn to visibility, partner involvement, or creative exploration during intimate moments find the tunnel opening particularly appealing. This plug is designed for people who understand their comfort limits and seek advanced options beyond traditional solid designs.
For experienced practitioners who have used traditional solid plugs and found them limiting, the tunnel design fundamentally changes what intimate exploration can involve. The opening permits direct touch and visibility that solid plugs prevent entirely, creating new sensations and partnership possibilities that shift from passive insertion to active interaction. For those curious about how visibility and access change arousal patterns, discovering that a plug can enhance rather than obstruct creates new understanding of what anal play can include. The tunnel opening transforms the plug from a solo experience into a tool for shared exploration, allowing partners to participate in ways traditional designs make impossible. For people accustomed to standard plugs, experiencing how the central opening permits layered sensation—pressure from the plug itself combined with direct contact through the tunnel—expands expectations about what anal play depth can feel like.
Our independent testers evaluated the plug's material flexibility, insertion ease, comfort during extended wear, and the tunnel design's practical functionality. Testers confirmed that the PF Blend material maintains appropriate firmness while remaining comfortable, and that the tunnel opening remains accessible during wear without compromising the plug's structural integrity.
Measurements confirmed the stated nine-inch circumference and four-inch insertable length, with the tunnel opening measuring approximately one inch in diameter. The plug remained comfortable during two-hour wear sessions when properly lubricated. Individual results may vary based on anatomy, sensitivity, and usage. Experienced users appreciated the tunnel design's novelty, while those new to substantial plugs found the X-Large size significantly more demanding than smaller alternatives.
| Product | Unique Advantage | Key Difference | Choose This If You Want |
|---|---|---|---|
| Perfect Fit Tunnel Plug X-Large | Central tunnel opening permits visibility and direct partner contact | Only design with functional opening through the center | Advanced exploration with visibility and partner involvement |
| Organic Water-Based Lubricants | Natural formulation without synthetic additives | Plant-derived ingredients reduce irritation for sensitive users | Insertion comfort with natural, body-safe lubrication |
| Standard Water-Based Lubes | Reliable performance and extended glide duration | Synthetic formulation offers different viscosity profiles | Consistent lubrication across longer play sessions |
| Flavored Lubricants | Taste-safe formulation for oral contact | Added flavoring enables partner participation through oral contact | Partner involvement combining oral and penetrative sensation |
| Surgical Lubricants | Medical-grade formulation for maximum safety | Clinical-grade purity designed for sensitive or post-procedure use | Maximum safety assurance with medical-grade lubrication |
Explore our vibrating penis plugs collection to discover additional options for advanced anal exploration beyond traditional designs.
Understanding proper insertion technique significantly increases comfort and safety during anal play, regardless of plug size or design. Patience with gradual relaxation produces better outcomes than forcing depth, and generous lubrication remains essential even for experienced users. Our detailed guide to penis plug information and techniques provides comprehensive instruction for maximizing comfort and exploring advanced options safely.
Ready to experience how tunnel design transforms anal exploration, Perfect Fit Tunnel Plug X-Large is available at Adultsmart. All orders ship discreetly across Australia in unmarked packaging with confidential tracking.
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.