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Lucid Dreams Vac-U-Lock Harness And Dong By Doc Johnson - Waterproof Vibrators
Lucid Dreams Vac-U-Lock Harness And Dong By Doc Johnson - Waterproof Vibrators

Lucid Dreams Vac-U-Lock Harness And Dong By Doc Johnson

$79.99
$79.99

Vac-U-Lock compatible harness and dong set from Doc Johnson with interchangeable attachment system

Key Features:

Premium strap-on system with interchangeable dong

High-grade silicone construction for durability

Patented Vac-U-Lock attachment mechanism

Ergonomic design for comfortable positioning

Multiple configuration possibilities

Vendor: Doc Johnson
SKU: STR-014-ALL COLORS-SHOP-FUSCHIA-32158
Availability: Out Of Stock
Product type: Waterproof Vibrators
Please hurry! Only 0 left in stock
Colour: Fuschia

Couples and partners often struggle to find a strap-on system that delivers both comfort and control. The Lucid Dreams Vac-U-Lock Harness and Dong combines an adjustable harness with a premium silicone dong, offering reliable penetrative play tailored to multiple body types and preferences.

At a glance
  • Dong length: 7 inches, 1.5-inch diameter
  • Harness fit: Adjustable, 24–42 inches waist
  • Material: Medical-grade silicone, phthalate-free
  • System: Vac-U-Lock quick-attach mechanism
  • Waterproof: Yes, fully submersible
  • Contents: Harness, dong, storage bag, manual
🚚 Plain, discreet packaging🔒 Discreet billing↩︎ Hygiene-conscious returns policy

What it is

The Lucid Dreams Vac-U-Lock Harness and Dong is a complete strap-on system engineered for penetrative play. Doc Johnson's design pairs an ergonomic harness with an interchangeable silicone dong, secured via the patented Vac-U-Lock connector. This mechanism allows you to swap dongs quickly, customizing depth, girth, and sensation to suit your scene. The harness distributes weight evenly across your hips and thighs, keeping both partners comfortable during extended wear.

What sets this system apart is its precision engineering and visual design. The silicone is body-safe, hypoallergenic, and non-porous—easy to clean and built to last. The harness adjusts to fit multiple body types securely without pinching or sliding. See the full BDSM Australia range of Waterproof Vibrator options to explore similar toys.

Key features

  • Vac-U-Lock connector: Allows fast, secure attachment and swapping of compatible dongs for endless configuration options.
  • Adjustable harness: Fits waist sizes 24–42 inches with multiple strap points for a custom, stable fit on any body type.
  • Medical-grade silicone: Non-toxic, hypoallergenic, and phthalate-free for safe internal and external contact.
  • Waterproof design: Fully submersible and shower-safe, making cleanup effortless and play versatile.
  • Ergonomic positioning: Balanced weight distribution and curved design ensure comfort for the wearer and control during penetration.

Specifications

  • Dong dimensions: 7 inches long, 1.5 inches diameter, 4.5-inch circumference, under 1 pound total weight.
  • Harness sizing: Adjustable waist strap fits 24–42 inches; thigh straps customize for secure positioning.
  • Material: 100% medical-grade silicone, phthalate-free, non-porous, hypoallergenic.
  • Waterproofing: Fully waterproof; compatible with water-based lubricants only.
  • Power: Manual operation; no batteries or charging required.
  • Package contents: Harness, interchangeable dong, storage pouch, instruction manual.

How to use a waterproof vibrator

Start by adjusting the harness straps to fit snugly around your waist and thighs. The fit should be secure without restricting blood flow or causing discomfort. Apply water-based lubricant generously to the dong and to the insertion area. Align the Vac-U-Lock connector on the dong with the receptor on the harness, then press firmly until you hear or feel a click, confirming a locked connection.

Before penetration, test the attachment by gently tugging the dong to ensure it's completely secure. Position yourself and your partner comfortably, then proceed at a pace that feels good for both of you. The Vac-U-Lock system lets you experiment with different angles and depths. If you're curious about enhancing sensation further, explore Heating Prostate Vibrators for complementary options. After play, detach the dong by twisting slightly and pulling away from the harness receptor.

Always use water-based lubricant with silicone toys, clean thoroughly with mild soap after each use, and start slowly to allow your body to adjust to penetration. Safety first. This information is general in nature only and is not medical or professional advice; it does not account for your individual circumstances. Discontinue use immediately if you experience pain, numbness, discolouration, irritation or discomfort, and seek advice from a qualified medical professional if you have a relevant health condition or if symptoms persist.

Care and storage

Wash the harness and dong with warm water and mild antibacterial soap immediately after use. Pay special attention to seams and textured areas. Rinse thoroughly and pat dry with a soft cloth, then air-dry completely before storage. Store both pieces in the provided pouch, away from direct sunlight and heat. Never use silicone-based lubricants or harsh cleaners, as these degrade the material.

Learn more

Understanding your body's response to different types of stimulation helps you choose the right toy. Every person's sensitivity varies, and what works for one partner may differ for another. Read G Spot Vs Clitoral Vibrators to deepen your knowledge of how bodies respond to varied sensations and positions.

Mistress Athena's training notes

This Vac-U-Lock system has become central to my power exchange work. The harness alone signals control—my submissive's breathing shifts the moment I fasten it. The quick-attachment mechanism lets me switch dongs mid-scene, keeping them psychologically off-balance and attentive to my commands. Each change reinforces that nothing happens without my permission.

Precision matters in dominance, and this tool delivers it. The silicone's weight and texture create genuine sensation, not theatre. My submissives respond to the physicality—they feel truly penetrated, truly owned. I've watched how the visual impact of the harness itself triggers submission before play even begins.

What I observe most is the psychological shift. The Vac-U-Lock's engineering means I control every moment—depth, angle, pace. Submissives learn quickly that resistance is futile. Breathing patterns change, eye contact becomes reverent, and their bodies surrender completely. That surrender is what I train for.

See this and similar tools in action across my 300+ training videos on the BDSM Australia channel.

How it compares

Feature Lucid Dreams Vac-U-Lock Standard Fabric Harness with Fixed Dildo Inflatable Strap-On
Attachment system Vac-U-Lock quick-lock mechanism Permanently sewn or glued Air-pump inflation
Customization Swap dongs easily; multiple sizes compatible Fixed; no variation possible Limited; one size only
Durability Medical-grade silicone, long-lasting Fabric wears; adhesive may fail Risk of deflation or puncture
Comfort and fit Adjustable harness, fits 24–42 inches Fixed sizing; often uncomfortable Adjustable but less stable
Waterproof Yes, fully submersible No; fabric absorbs water Depends on model; risky near seams

Why you'll reach for it

Secure attachment, adjustable fit, and swappable dongs make this system reliable for couples exploring power dynamics and penetrative play. The medical-grade silicone feels authentic and cleans easily, and the waterproof design means you can play anywhere—bedroom, shower, or beyond. Order at BDSM Australia today and discover how precise engineering transforms your intimate moments. 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.

Frequently Asked Questions

What is the Lucid Dreams Vac-U-Lock Harness and Dong?
A premium strap-on sex toy system by Doc Johnson featuring a high-grade silicone harness and interchangeable dong designed for powerful penetrative experiences with precise engineering and customizable configurations.
Where can users attach the Vac-U-Lock dong?
The Vac-U-Lock system allows attachment to multiple compatible harnesses, enabling users to explore different positioning and penetration angles with secure, quick-change compatibility across various adult toy configurations.
Should beginners choose this specific strap-on system?
Experienced and intermediate users will appreciate the Vac-U-Lock system's advanced design. Beginners might find the precision engineering and interchangeable components slightly complex but ultimately rewarding for sexual exploration.
How does the Lucid Dreams harness enhance sexual play?
The ergonomically designed harness provides secure positioning, adjustable straps, and smooth silicone material that ensures comfort, stability, and seamless movement during penetrative sexual encounters and BDSM scenarios.
Does the Vac-U-Lock system work in bondage play?
Ideal for bondage scenarios, the harness offers secure attachment points, rigid structural support, and smooth silicone surfaces that enable dominant and submissive partners to explore intense penetrative experiences.

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