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VAC-U-Lock Vibrating 8 UR3 Cock Set 1 by Doc Johnson - Strap On Sextoys
VAC-U-Lock Vibrating 8 UR3 Cock Set 1 by Doc Johnson - Strap On Sextoys

VAC-U-Lock Vibrating 8 UR3 Cock Set 1 by Doc Johnson

$99.99
$99.99

Vac-U-Lock Vibrating 8 UR3 Cock Set 1 brings, complete strap-on satisfaction with an 8-inch vibrating attachment and Ultra Harness that fits waists up to 53 inches. The realistic UR3 material, feels soft against your partner while powerful vibrations create deeper sensations during penetration.

Key Features:

Complete strap on sex toy kit includes 8 inch vibrating dildo attachment made from realistic UR3 material for authentic penetration during intimate encounters and sexual play sessions.

Ultra Harness accommodates waist sizes up to 53 inches with secure Vac U Lock system that ensures stable attachment during vigorous thrusting and penetrative sex without slipping or detaching.

Vibrating cock attachment delivers targeted stimulation to the vagina G spot or anus during penetration while providing arousing sensations for enhanced orgasmic pleasure and sexual satisfaction.

Body safe non phthalate UR3 material feels realistic against skin during penetration and masturbation sessions while remaining completely safe for vaginal and anal sexual contact and stimulation.

Powder dispenser ensures smooth attachment and removal of Vac U Lock accessories making transitions between different dildos quick and effortless during extended sexual play and intimate exploration.

Vendor: Doc Johnson
SKU: STR-008-NOATTRIBUTES-SHOP-NONE-19685
Availability: Out Of Stock
Product type: Strap On Sextoys
Please hurry! Only 0 left in stock

A harness-and-attachment strap-on system combining realistic 8-inch vibrating penetration with a secure Vac-U-Lock connection and adjustable fit. Built for couples who want deeper sensation and confidence that nothing shifts during use.

Why choose the Vibrating 8 UR3 Cock Set 1 by Doc Johnson
  • Vac-U-Lock system: Patented suction connection stays firmly locked in place
  • UR3 material: Body-safe, warms to skin temperature, flexes naturally
  • Vibration feedback: Both partners feel pulsing sensations through the shaft
  • Adjustable harness: Fits waist measurements from 28 to 53 inches
  • Realistic texture: Soft head and shaft stimulate G-spot or prostate naturally
  • Insertable length: 6.5 inches works well for deeper play without overwhelming
  • Simple control: Push-button vibration activation, battery-powered motor
📦 Discreet plain-wrapped delivery  •  💳 Private billing  •  ↩️ Easy size-swap returns

What it does

Internal vibrations travel through the entire shaft, creating waves that your receiving partner feels as deep massage against their most sensitive areas. Unlike rigid silicone alternatives, the soft UR3 material flexes with your movements and responds to natural lubrication, hitting the G-spot or prostate from angles that feel completely natural. Each thrust builds arousal differently because the vibrations pulse against nerve endings inside while sending feedback sensations back through the harness against your own body.

As your partner's body responds with increased wetness and muscle tension, the realistic texture intensifies those sensations. When climax arrives, the combination of pulsing vibrations and soft penetration creates orgasms that start deep inside and radiate outward through their entire pelvic region. Browse Pornhub Sextoys for other vibrating options in this style.

Specifications

  • Total length: 8 inches
  • Insertable length: 6.5 inches
  • Material: Body-safe UR3
  • Vibration: Battery-powered motor with push-button control
  • Harness fit: Adjustable waist 28–53 inches
  • Connection: Vac-U-Lock suction system
  • Included: Powder dispenser for smooth attachment changes

Fit and sizing

Measure your waist comfortably over clothing to find your size within the 28–53 inch range. A snug fit keeps the harness stable during use without cutting off circulation. If you're between sizes, choose the larger one for comfort. Remember that depth matters more than length for most receiving partners—6.5 inches of insertable shaft is substantial and works well for those exploring deeper penetration without being overwhelming for beginners. Cockringshop specialises in products for men and couples, so if you're unsure about sizing or how this length will feel, our team can help you choose what suits your body and your comfort level.

How to use it

Step into the harness and position the attachment against your pubic area, then tighten the straps until the base sits snugly against your body. Apply a light dusting of the included powder to the Vac-U-Lock connection, then press the attachment firmly into place—you'll hear it click when properly secured. Turn on the vibrations and test the connection by gently tugging the shaft to confirm it's locked.

Start with shallow penetration to let your partner adjust to the girth, then gradually work deeper as their body opens up. Watch for signs of building arousal like increased breathing and muscle contractions, then vary your angle and speed to maintain steady pressure against their most responsive spots. After use, clean the attachment and harness with warm water and mild soap, then air-dry completely before storage.

Feature breakdown

Feature Specification Benefit Experience
Vac-U-Lock System Patented suction connection Prevents slipping during hard thrusting Complete confidence in attachment security
UR3 Material Body-safe realistic texture Warms and flexes naturally inside Comfortable, responsive penetration
Vibration Motor Battery-powered with push-button control Pulsing sensations felt by both partners Feedback vibrations through harness and shaft
Adjustable Harness Fits 28–53 inch waists Accommodates different body types Stable, comfortable fit for all users

Who it suits

Couples exploring strap-on play will appreciate how the adjustable harness accommodates different body types while the realistic material makes penetration more comfortable for receiving partners. Anyone frustrated with harnesses that shift during use will find the Vac-U-Lock system eliminates that problem completely. The 8-inch length works well for those who enjoy deeper penetration without being overwhelming for beginners.

This set is particularly good for couples where both partners want to feel direct stimulation—the vibrations travel back through the harness, so the wearing partner gets feedback sensations against their own body. If you're looking for something rigid and non-vibrating, or if you prefer shallower penetration, a different style of strap-on attachment might suit you better.

Tested and quality-checked

Every new line we stock is hands-on tested before it ever goes live — we power it up, run it through its functions, and check it for safety and for how it actually performs. Overseas orders get a second function-test right before they ship, so a dead motor never reaches your door. Nothing is used for its intended purpose; it is checked, inspected, and re-boxed. What that means for you is simple: the unit you open is one we already know works. See how we test every product →

How it compares

Non-vibrating strap-on attachments offer a firmer, more consistent feel during use, while this vibrating version adds pulsing sensations that stimulate both partners simultaneously. Rigid silicone won't flex or respond to your partner's body the way soft UR3 does, but it does provide a more stationary sensation. Vibration adds a layer of stimulation that many couples find intensifies arousal and orgasm for both the receiving and wearing partner. Browse Adam Eve Sextoys for other strap-on styles and materials to compare.

Please read — safety first. Put the ring on before you are fully erect and use plenty of water-based lubricant so it slides on without pinching. Keep wear time short — no more than 20 minutes while you are getting used to it, and never fall asleep wearing one. Take it off straight away if you feel numbness, coldness, a change in colour, or any pain, as these mean blood flow has been cut off too far. Never share between partners without cleaning the item first or using a fresh condom. This information is general in nature only and is not medical or professional advice, and does not take your personal circumstances into account. Stop use and speak with a qualified medical professional if you have a relevant health condition, take medication for erectile function or blood pressure, or notice pain, numbness, or discolouration that does not settle.

What you can use it with

Pair this with cock rings designed for couples—they enhance blood flow and sensation for the wearing partner while the strap-on delivers penetration to your receiving partner. Prostate or G-spot vibrators work well alongside this set for partnered stimulation, letting both of you experience targeted pleasure. Couples Intimacy Kits combine multiple tools designed to work together during partnered play, maximising sensation for both of you.

More from Doc Johnson

Doc Johnson creates premium sex toys and adult products designed for real-world performance. Doc Johnson offers a wider range of strap-on attachments, vibrators, and couples' products built with the same attention to material quality and function.

Read more before you buy

Storage and discretion matter when you're buying adult products. Hide Sextoys has a helpful guide on keeping your collection private and secure at home.

Why buy the Vibrating 8 UR3 Cock Set 1 by Doc Johnson

Looking for the right fit and the right material? Order the Vibrating 8 UR3 Cock Set 1 by Doc Johnson from The Cock Ring Store—genuine, function-tested, and quality-checked. Cockringshop ships discreetly in unmarked packaging so your purchase arrives privately. The specialist store for rings, cages, and male enhancement — discreetly delivered. The Cock Ring Store ships discreetly Australia-wide.

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 8 UR3 Cock Set 1 enhance penetrative sex?
The vibrating dildo delivers dual stimulation during penetration by combining realistic UR3 texture with powerful vibrations that target the G spot or prostate for intensified orgasmic pleasure.
What makes the Vac U Lock Vibrating 8 UR3 Cock Set 1 secure during use?
Advanced Vac U Lock mechanism creates vacuum tight connection between harness and dildo attachment preventing slippage during vigorous thrusting and ensuring consistent penetration angles for maximum sexual satisfaction.
Why is the Vac U Lock Vibrating 8 UR3 Cock Set 1 suitable for different body types?
Ultra Harness adjusts comfortably to waist sizes up to 53 inches with ergonomic design that distributes weight evenly preventing discomfort during extended sexual sessions and intimate play.
Which anatomical areas does the Vac U Lock Vibrating 8 UR3 Cock Set 1 stimulate?
It targets the vagina for G spot stimulation or provides anal penetration while vibrations enhance arousal in surrounding erogenous zones creating full body sexual pleasure and intense orgasmic responses.
Does the Vac U Lock Vibrating 8 UR3 Cock Set 1 work with other attachments?
Universal Vac U Lock system accepts all compatible dildo attachments allowing users to customize penetration experiences by switching between different sizes and textures during sexual exploration and masturbation sessions.

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

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