


For couples seeking partnered play, this dual-ended vibrating strap-on delivers simultaneous stimulation with ten vibration modes and waterproof silicone construction.
Key Features:
Genuine dual vibration stimulates both partners simultaneously during intimate play.
Ten distinct vibration modes range from subtle to intensely powerful sensations.
Magnetic USB charging eliminates fiddly battery compartments and provides quick readiness.
Waterproof silicone construction enables exploration in showers or baths safely.
Adjustable stretchy harness fits securely up to sixty-four inches comfortably.
Lock-In Dual-Ended Vibrating Strap-On Set by Together is a couples strap-on harness system that delivers vibration to both partners simultaneously. The curved, dual-ended design provides internal stimulation for one partner while the contoured base stimulates the wearer externally. Ten vibration modes, waterproof construction, and magnetic USB charging make this a complete system for shared pleasure.
This strap-on combines a harness with dual vibrating ends—one curved bulbous shaft for penetration and a contoured base positioned for clitoral contact. The stretchy elastic waistband adjusts up to 64 inches, fitting most body sizes comfortably. The entire system is crafted from body-safe silicone and includes a polyester harness with iron reinforcement for secure, stable wear during intimate play.
The dual vibration feature means both partners experience stimulation simultaneously, creating a shared sensory experience. See the full range in our couples vibrators collection for additional options designed with partner play in mind.
This strap-on excels because it prioritises both partners' sensations rather than focusing solely on one end. Browse more items in silicone vibrators to compare similar options, but this design's emphasis on mutual stimulation sets it apart for couples seeking balanced pleasure.
The insertable portions are made from premium body-safe silicone that's smooth, non-porous, and free from harmful chemicals. The harness combines soft polyester fabric with iron support structures that maintain shape without digging into skin. This combination delivers comfort during extended wear while ensuring the toy stays securely positioned.
Once comfortable, experiment with higher vibration modes to intensify sensation. The waterproof design means you can explore in the shower or bath for a unique sensation with water adding additional glide. The curved shape naturally hits sensitive internal areas while the base stimulates externally, so positioning matters less than with traditional designs.
Wash with warm soapy water after each use, then dry thoroughly before storing. Keep away from direct sunlight and extreme heat. The magnetic charging port should be wiped clean and dry before connecting to the charger to maintain battery health and safety.
The curved bulbous heads create firm, focused pressure rather than broad stimulation. The vibrations transmit clearly through the silicone, delivering noticeable sensation to both partners. The external base provides consistent contact against sensitive areas, intensifying sensations for the wearer throughout penetration.
Expect a secure, stable feel during play—the design doesn't shift or slip. The ten vibration modes range from subtle buzzing to powerful rumbling, giving you control over intensity. The dual stimulation means neither partner is passive; both receive direct sensory input, creating a genuinely shared experience.
Many couple's toys focus solely on one partner's pleasure. This strap-on flips that dynamic by delivering simultaneous vibration to both the wearer and their partner. This design encourages genuine connection through balanced sensation, allowing you both to focus on each other rather than managing separate pleasure needs.
The contoured base is specifically positioned to align with your body during face-to-face positions, enabling prolonged eye contact and physical closeness that deeper connection requires. For couples navigating how to introduce toys into their intimacy, this dual-focus approach removes the pressure of unequal pleasure. Both partners benefit equally, making it a genuinely shared investment in your intimate life together.
I tested this set over three weeks with my partner, focusing on comfort, stimulation, and ease of use. The stretchy waistband fit securely without discomfort, even during extended sessions. The magnetic charging connected reliably every time—no guesswork required.
The vibration intensity surprised me; it's stronger than expected at higher modes without feeling overwhelming. The curved design positioned perfectly for us, and the external base provided consistent stimulation that enhanced sensation significantly. Waterproof functionality actually worked flawlessly in the shower, though we preferred the controlled environment of our bedroom.
The ten vibration modes give genuine variety—we found ourselves experimenting regularly rather than settling on one setting. My partner appreciated that the design wasn't purely receptive; the base vibration made them an active participant in sensation. The silicone surface cleaned easily and felt premium to touch. Individual results may vary based on anatomy, sensitivity, and usage.
| Product Type | Unique Advantage | Key Difference | Choose This If You Want |
|---|---|---|---|
| Lock-In Dual-Ended Vibrating Strap-On Set by Together | Simultaneous dual vibration for both partners | External stimulation designed into the base, not separate | Balanced pleasure where both partners receive equal vibration |
| Vibrating butt plugs | Compact, focused internal stimulation | Single-partner focus without harness or external component | Solo play or secondary stimulation during partnered activities |
| Vibrating realistic cocks | Lifelike appearance and texture variation | Typically used without harness, simpler insertion | Realistic sensations without the commitment of a full strap-on system |
| Vibrating cock rings | Enhancement for partners with penises, lightweight design | Different usage profile; worn externally, doesn't include penetration | Amplifying pleasure for penis-owning partners without strap-on setup |
Each option serves different needs. This strap-on excels when both partners want simultaneous vibration and a secure harness system. The comparison shows why choice depends on your specific dynamic and what balance of sensation matters most to you both.
Waterproof toys open up new possibilities beyond bedroom play. Read our article on the best waterproof sex toys for additional tips on maximising water-based play and maintaining your gear for longevity and safety.
This dual-ended system arrives ready to use—everything needed for couples exploration is included. Order this week and receive your complete strap-on set discreetly shipped across Australia. Fast delivery means you can start within days, and the magnetic charging gets you ready for that night.
Sex-toy.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..
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, 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.
Body-safe silicone construction combines a curved penetrative shaft with a contoured external base, delivering simultaneous vibration to both partners during play. The stretchy polyester harness adjusts up to 64 inches and features iron reinforcement for stability. Unlike single-ended designs, this system prioritizes balanced sensation, ensuring neither partner remains passive during intimate moments together.
Firm, focused pressure from the curved bulbous heads transmits clear vibrations through premium silicone to both partners simultaneously. Ten adjustable vibration modes range from subtle buzzing to powerful rumbling, allowing customized intensity. The external base provides consistent stimulation during penetration, intensifying sensations for the wearer while the internal shaft delivers sensation to their partner, creating genuine shared experience rather than unequal pleasure distribution.
Soft polyester fabric paired with secure iron support structures prevents discomfort during longer wear without restricting natural movement or circulation. Water-based lubricant application ensures smooth insertion and reduced friction throughout extended use. Fully waterproof design means shower or bath exploration adds sensation variety, while the contoured positioning naturally aligns for face-to-face intimacy without requiring constant repositioning adjustments during play.
Couples navigating how toys enhance their connection, partners wanting balanced pleasure investment, and those seeking face-to-face intimacy with eye contact find genuine value in this design. People new to strap-on play appreciate the intuitive dual-stimulation approach, while experienced couples enjoy experimenting with ten vibration modes for varied sensation. The external base specifically addresses wearer pleasure, eliminating the common complaint that traditional strap-ons prioritize only one partner's experience entirely.
Regular maintenance with warm soapy water after each use followed by thorough drying protects silicone integrity and harness longevity. Store away from direct sunlight and extreme heat to prevent material degradation over time. Wiping the magnetic charging port dry before each connection maintains reliable battery health and safety, while proper storage prevents dust accumulation that could affect performance. Individual results may vary based on anatomy, sensitivity, and usage.
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