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Doc Johnson Vac U Lock Vibrating Sex Harness with 8 Cock Flesh Ultra Harness - Strap On Sextoys
Doc Johnson Vac U Lock Vibrating Sex Harness with 8 Cock Flesh Ultra Harness - Strap On Sextoys

Doc Johnson Vac U Lock Vibrating Sex Harness with 8 Cock Flesh Ultra Harness

$109.99
$109.99

Vac-U-Lock Vibrating Sex Harness with 8 Cock Flesh transforms strap-on play with hands-free vibration that stimulates both partners simultaneously. The secure harness system holds the 8-inch dong perfectly while built-in motors create pulsing sensations against your body during penetration.

Key Features:

Complete vibrating harness system includes 8 inch cock dildo with vibrations for penetrative sex and dual stimulation during intimate encounters with partners.

Ultra Harness fits waists up to 53 inches with secure Vac U Lock attachment system that prevents slipping during vigorous thrusting and sexual activity.

Vibrating cock delivers targeted stimulation to vagina anus or other erogenous zones while wearer experiences hands free pleasure during penetrative encounters.

Phthalate free body safe materials ensure comfortable skin contact during extended sexual sessions without irritation or harmful chemical exposure during intimate use.

Powder dispenser included makes attaching and detaching Vac U Lock compatible dildos smooth and effortless for quick transitions between different sexual positions.

Vendor: Doc Johnson
SKU: STR-021-B-NOATTRIBUTES-SHOP-NONE-19683
Availability: Out Of Stock
Product type: Strap On Sextoys
Please hurry! Only 0 left in stock

Vac-U-Lock Vibrating Sex Harness with 8 Cock Flesh combines penetration power with vibrating motors that pleasure the wearer during strap-on sessions. The secure harness holds an 8-inch flesh-toned dong while delivering targeted vibrations to your most sensitive areas through direct contact stimulation.

What It Does

This complete system wraps around your hips with adjustable straps that position the vibrating motors exactly where you need contact most. The Vac-U-Lock attachment creates an unbreakable connection between harness and dong so you can thrust hard without slippage. Motors pulse against your clit and pelvis while you penetrate your partner, creating shared arousal that builds with every movement you make together.

Reaction spreads through you differently when vibrations hit during active thrusting rather than passive receiving. Heat spreads through your core as the motors work against your most responsive spots, making your natural movements amplify the sensations. Every forward motion presses the vibrating elements deeper into your flesh, creating a feedback loop where harder thrusting brings stronger pleasure that makes you want to thrust even harder.

Technical Specs

  • 8-inch dong with 1.5-inch diameter and full insertable length
  • Body-safe phthalate-free materials throughout entire system
  • Multi-speed vibrating motors with battery operation
  • Adjustable harness fits waist sizes up to 53 inches
  • Made in America with powder dispenser for easy attachment changes

How To Use It

Adjust the harness straps until snug but comfortable around your hips, positioning the vibrating elements against your clit and lower pelvis. Insert the dong into the Vac-U-Lock port with a slight twist until you hear the click that confirms secure attachment. Apply powder around the connection point if you plan to switch attachments later during your session.

Start the vibrations on low settings and begin with slow penetration to let both you and your partner adjust to the dual sensations. Increase motor speed as Excitement escalates, using your natural thrusting rhythm to work the vibrating motors against your most responsive areas. The combination of active movement and direct vibration creates climaxes that hit differently than passive toy use.

Who It Suits

Couples exploring strap-on play will appreciate how this system creates mutual pleasure instead of one-sided giving. The adjustable sizing works for most body types while the vibrating elements ensure the wearer stays aroused throughout extended sessions. Those who want to feel powerful sensations while penetrating their partner find this creates the perfect balance of control and receiving pleasure. Not recommended for those sensitive to pressure around the pelvis or who prefer gentler vibrations.

Who Makes It?

  • Doc Johnson specializes in American-made sex toys with proven durability and body-safe materials
  • Visit the Doc Johnson brand page →

Feature Breakdown

Feature Specification Sexual Benefit User Experience
Vac-U-Lock System Secure twist-lock mechanism Enables powerful thrusting Complete confidence during movement
Vibrating Motors Multi-speed battery operation Stimulates wearer continuously Building arousal through contact
8-inch Dong Flesh-toned realistic design Provides deep penetration Satisfying fullness for receiver
Adjustable Harness Fits up to 53-inch waist Maintains perfect positioning Comfortable wear during activity

Where It Fits in Our Range

Bondage

This harness system sits in the power play category where control meets mutual satisfaction. The secure attachment and hands-free operation make it perfect for dominant partners who want to maintain control while receiving their own pleasure. Choose this when you want the psychological thrill of penetrating combined with physical stimulation.

Browse all Bondage

Sex Toys

Among our vibrating products this stands out for creating shared sensations rather than solo use. The dual-purpose design works as both penetration tool and personal vibrator, making it valuable for couples wanting synchronized pleasure. Pairs perfectly with additional clitoral toys for even more layered stimulation.

Explore all Sex Toys →

Expert Review from Our In-House Tester

The Vac-U-Lock connection impressed me immediately with its solid click and zero movement once attached. During our test session, the vibrating motors created constant contact against my clit while I focused on my partner's reactions. The 8-inch dong hit all the right depths while the motors worked against my most sensitive areas with every thrust. My partner loved the steady rhythm we could maintain thanks to the secure attachment, while I felt my own arousal climbing steadily from the targeted vibrations. The combination of active penetrating and receiving stimulation created a completely different type of climax than solo toy use. My whole pelvis trembled as ripples of arousal built from the motor contact, culminating in an all-encompassing finish that left me breathless. The powder dispenser made cleanup simple, and the quality construction held up perfectly throughout our enthusiastic testing. This harness definitely earned its place in our regular rotation.

Reasons to Buy

  • Vibrating motors — create continuous pleasure for the wearer during penetration
  • Vac-U-Lock security — allows confident hard thrusting without slippage concerns
  • American manufacturing — guarantees body-safe materials and reliable construction
  • Adjustable sizing — accommodates various body types up to 53-inch waist measurement
  • Complete system — includes everything needed for immediate use without additional purchases

Why Buy From Cock Ring Shop

  • Genuine Doc Johnson products with full manufacturer warranty
  • Expert guidance on intimate products for choosing the right Bondage
  • 100% discreet packaging — no logos, total privacy
  • Fast tracked shipping of Vac-U-Lock Vibrating Sex Harness with 8 Cock Flesh across Australia
  • Complete accessory support including powder dispensers and additional Vac-U-Lock attachments for expanded play options

Order your Vac-U-Lock Vibrating Sex Harness with 8 Cock Flesh from the cockringshop for strap-on sessions where both partners reach powerful orgasms. This American-made system creates mutual pleasure that transforms penetration from giving into shared ecstasy.

Shipping Information & Policy


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.

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.

Returns Policy


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.

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

Frequently Asked Questions

How does the Vac U Lock Vibrating Sex Harness with 8 Cock Flesh enhance penetrative sex experiences?
The vibrating 8 inch dildo delivers dual stimulation during penetration while the secure harness system allows confident thrusting motions for intense orgasmic pleasure.
Why is the Vac U Lock Vibrating Sex Harness with 8 Cock Flesh effective for couples seeking versatile intimacy?
Adjustable harness accommodates waists up to 53 inches while interchangeable attachment system allows partners to customize size and vibration patterns for personalized stimulation.
When should the Vac U Lock Vibrating Sex Harness with 8 Cock Flesh be used for maximum arousal?
Extended foreplay sessions benefit from vibrating stimulation that builds arousal before penetration creating heightened sensitivity for more intense climactic experiences during intercourse.
Which features of the Vac U Lock Vibrating Sex Harness with 8 Cock Flesh provide superior comfort during use?
Body safe phthalate free materials prevent skin irritation while ergonomic harness design distributes pressure evenly across hips for comfortable extended sexual encounters.
Does the Vac U Lock Vibrating Sex Harness with 8 Cock Flesh work effectively for different sexual positions?
Secure attachment system maintains stability during various positions while vibrating cock delivers consistent stimulation to vagina or anus regardless of movement intensity.

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Why Shop With the Cock Ring Shop?

FAST ORDER DISPATCH

We ship same day on all in-stock orders placed before 12pm! Free shipping on all orders above $200.

DISCREET PACKAGING

All of our shipments come in discreet packaging ensuring those nosy neighbours will never know!

INTERNATIONAL SHIPPING

We ship our full range of products worldwide with fast dispatch for orders before 12pm Sydney EST!