12 inch realistic silicone dildo from Doc Johnson featuring a large shaft for deep penetration and lifelike texture throughout.
Key Features:
Twelve inches of deep penetration capability
Premium realistic material construction and durability
Substantial girth for maximum internal fullness
Designed for solo or partnered penetration play
Ideal for BDSM bondage and dominance scenes
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Penetration that demands nothing but your full attention—yet many find standard sizes leave them wanting more stretch, more fullness, more sensation. The Doc Johnson 12Inches Super Sized Big Boy Realistic Dildo delivers serious girth and length for advanced players ready to explore deeper sensation.
This is a full-size realistic dildo built for players who want substantial presence and serious stretch. The shaft spans 12 inches with genuine girth that fills completely—whether solo or partnered. Its textured veins add tactile feedback throughout penetration. The material is phthalate-free crystal jelly, body-safe and non-porous, flexible enough to angle where you need it yet firm enough to hold its shape under pressure.
What sets it apart is the sheer size combined with thoughtful design: the easy-grip handle gives you real control over depth and angle, while the extra-thick shaft demands skill and patience from advanced players. See the full BDSM Australia range of Realistic Dildos to compare other options.
Start with plenty of lubricant—water-based works best with this material. Begin at your own pace, using the handle to control depth and angle. The textured veins provide feedback as you move; go slowly on first use to let your body adjust to the girth. You can use it solo, lying down or in a position that lets you control penetration, or with a partner who holds the handle.
For partnered play, communication is essential—establish signals for pace and depth beforehand. This toy suits both vaginal and anal penetration; adjust your angle and pressure based on what feels right. If you want hands-free options, explore the Vibrating Dildos collection for motorized alternatives that offer different sensations.
Wash with warm water and mild soap or dedicated toy cleaner after every use. Pat dry completely and store in a cool, dry place away from direct sunlight and extreme heat. Keep away from other silicone toys and sharp objects. Store in a pouch or box to protect the surface and keep dust off the material.
Understanding realistic dildo design, materials, and technique deepens your experience and builds confidence. Read more about selection and use in our guide to Evolved Realistic Dildo. Knowledge and preparation make every session safer and more satisfying.
Size commands respect—this toy demands it. The Doc Johnson 12Inches Super Sized Big Boy Realistic Dildo has taught many of my submissives the difference between wanting sensation and being ready for it. My role is to control the pace and depth while they learn their own boundaries. That grip handle is essential; it gives me precision over every stroke, every pause, every moment of denial.
The textured veins create feedback I can feel through their body—tension, breath, the micro-movements that tell me exactly where their limit sits. Penetration play this deep requires absolute trust and clear signals. I use it as a training tool for obedience: the ability to breathe, to relax, to submit to something that large is a discipline all its own.
What I observe most is how this toy teaches patience. There's no rushing with this girth. A submissive who can take it fully has learned control over fear and discomfort—that's where real power exchange lives. Aftercare is non-negotiable at this intensity; hydration, reassurance, and time to process are part of the scene.
See this and similar tools in action across my 300+ training videos on the BDSM Australia channel.
| Feature | Doc Johnson 12Inches Super Sized Big Boy | Standard 8" Realistic Dildo | Vibrating 10" Dildo |
|---|---|---|---|
| Length | 12 inches | 8 inches | 10 inches |
| Shaft thickness | Extra thick | Moderate | Moderate |
| Texture | Detailed veins | Smooth or textured | Smooth with vibration |
| Best for | Advanced players, deep penetration | General use, beginners to intermediate | Hands-free, clitoral + penetration |
| Control type | Manual grip handle | Manual grip handle | Battery-powered vibration |
Find yourself drawn to real sensation and genuine stretch when you're ready to go deeper. This is a serious tool for serious players—one that rewards patience and delivers exactly what its size promises. At BDSM Australia, you'll find the Doc Johnson 12Inches Super Sized Big Boy Realistic Dildo ready to meet you at that edge. Order now and step into the next level of your practice. Everything for Bondage Under One Roof.
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
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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.
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Please get in touch if you have questions or concerns about your specific item.
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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.
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