1 3

SONO No. 8 Butt Plug by Sono

$29.99
$29.99

Adjustable silicone butt plug with harness and slave bell for BDSM punishment and control play sessions.

Key Features:

Premium medical-grade silicone construction

Integrated slave bell for psychological stimulation

Adjustable harness for customized tension

4-inch length with 1.5-inch diameter

Designed for both experienced and novice users

Vendor: Sono
SKU: ANL-537-ALL COLORS-SHOP-CLEAR-38991
Availability: In stock
Product type: Butt Plugs
Please hurry! Only 1 left in stock
Colour: Clear

Anal training demands precision control and psychological intensity. The SONO No. 8 Butt Plug 4 delivers both through its adjustable harness, medical-grade silicone construction, and integrated slave bell—giving you customizable sensation and auditory feedback in one focused tool.

At a glance
  • Length: 4 inches total, 3.5 inches insertable
  • Diameter: 1.5 inches maximum width
  • Material: Medical-grade silicone, phthalate-free
  • Key feature: Adjustable harness with integrated slave bell
  • Lubrication: Water-based only
  • Weight: 120 grams
🚚 Plain, discreet packaging🔒 Discreet billing↩︎ Hygiene-conscious returns policy

What it is

The SONO No. 8 Butt Plug 4 is a precision anal training tool engineered for intermediate to advanced BDSM practice. Its tapered silicone design slides in smoothly, while the adjustable harness lets you control depth and tension with absolute authority. The integrated slave bell creates auditory feedback—any movement produces sound, forcing your submissive to remain still or risk exposure. Medical-grade silicone ensures body safety and easy cleaning.

This plug stands apart because it merges physical sensation with psychological control. The harness isn't decorative; it's a functional instrument for managing penetration and creating sustained discomfort or pleasure. See the full BDSM Australia range of Butt Plugs to explore other anal training options.

Key features

  • Adjustable harness system: Precise tension control lets you increase intensity gradually or hold submissives in sustained discomfort during extended scenes.
  • Integrated slave bell: Auditory feedback creates psychological pressure—any involuntary movement produces sound, heightening awareness and control.
  • Medical-grade silicone: Non-porous, hypoallergenic surface that's smooth for insertion and simple to sanitise between uses.
  • Tapered tip design: Ergonomic entry point allows comfortable insertion for those new to anal training while delivering substantial internal stimulation.
  • Substantial girth: 1.5-inch diameter provides meaningful sensation without excessive size, ideal for intermediate practitioners building tolerance.

Specifications

  • Total length: 4 inches; insertable depth 3.5 inches
  • Maximum diameter: 1.5 inches
  • Weight: 120 grams
  • Material: 100% medical-grade silicone, phthalate-free, non-porous
  • Power: Manual operation; no batteries required
  • Lubrication: Water-based lubricants only
  • Included: SONO No. 8 Butt Plug 4, adjustable harness, cleaning instructions, storage bag

How to use a butt plug

Preparation is essential. Apply water-based lubricant generously to both the plug and your anal opening. Begin with the tapered tip, using slow, deliberate pressure. Insert gradually—rushing causes discomfort and breaks trust. Once fully seated, adjust the harness to your preferred tension. The slave bell should hang naturally, positioned to create sound with any movement.

During extended wear, monitor your submissive's physical and psychological state. The harness allows you to increase tension incrementally, deepening submission over time. Pair this plug with restraints, sensory deprivation, or verbal commands to amplify control. For those exploring cock plugs alongside anal training, Pee Thru Cock Plugs create complementary sensations during complex scenes. Always use water-based lubricant and never force insertion.

Use generous water-based lubricant, insert slowly and never forcefully, clean thoroughly after each use with mild soap, and establish clear communication with your partner about comfort and boundaries. 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

Clean the plug immediately after use with mild antibacterial soap and warm water. Rinse completely to remove all soap residue. Pat dry with a clean towel or allow to air dry fully. Store in the provided bag away from direct sunlight and extreme heat. Water-based lubricant only—oil and silicone lubes damage the material. Inspect regularly for tears or degradation.

Learn more

Understanding anal training technique deepens your practice. The psychology of control, progressive tolerance building, and sensory integration all shape effective scenes. Read more about integrating training tools into your BDSM protocol by exploring Introducing Penis Plugs To Wife for insights on introducing specialised toys to partners.

Mistress Athena's training notes

The SONO No. 8 Butt Plug 4 has become indispensable in my practice. Its adjustable harness delivers precise control that transforms a simple toy into a complex training instrument. I watch my submissives respond to the slave bell—that auditory awareness creates psychological tension far beyond the physical sensation. Some tremble with anticipation; others freeze, terrified of making noise.

My most effective technique pairs this plug with sensory deprivation. Blindfolded and silent, my submissive cannot predict when I'll adjust the harness or shift their position. The bell becomes a betrayer—any involuntary reaction exposes them. I use verbal commands to deepen this psychological layer, asking them to describe exactly what they feel. This vulnerability builds obedience faster than impact play alone.

Newer submissives benefit most from this plug's design. The tapered tip allows gradual introduction to anal training without overwhelming them. Over successive sessions, I incrementally increase harness tension, building both physical tolerance and psychological submission. The silicone's smoothness means they can focus entirely on the sensations and power dynamics rather than discomfort. By the third or fourth session, they're ready for more advanced techniques.

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

How it compares

Feature SONO No. 8 Butt Plug 4 Standard silicone plug Vibrating anal toy
Control mechanism Adjustable harness with auditory feedback Fixed insertion only Vibration modes; no harness
Size 4 inches, 1.5-inch diameter Varies; typically 3–5 inches Usually 3–4 inches
Training potential High—harness enables progressive discipline Moderate—passive insertion only Low—sensation-focused, not control-focused
Best for BDSM practice and power exchange Solo exploration or casual play Partnered pleasure without BDSM focus

Why you'll reach for it

Score this tool when you're ready to deepen your dominance practice. The SONO No. 8 Butt Plug 4 at BDSM Australia combines precision harness control, auditory feedback, and body-safe silicone into one focused instrument. Whether you're training a new submissive or refining existing protocols, this plug delivers. Order now and transform your scenes. Trusted by Customers Across Australia.

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 SONO No. 8 Butt Plug 4?
The SONO No. 8 Butt Plug 4 is a premium silicone anal toy designed for intense stimulation, featuring an adjustable harness and integrated slave bell for enhanced sensory experience during anal play.
When should users consider this butt plug for intimate exploration?
Users should consider this anal plug during BDSM scenes, solo exploration, or partner play requiring precise anal stimulation. Its medical-grade silicone and adjustable design make it suitable for both experienced and novice users.
Does the SONO No. 8 Butt Plug 4 provide unique sensory experiences?
The integrated slave bell creates additional psychological stimulation through sound and movement. Its 4-inch length and 1.5-inch diameter deliver targeted anal penetration while the adjustable harness allows customized tension control.
Should individuals with limited anal experience use this plug?
Beginners can safely use this plug by starting slowly, applying water-based lubricant, and paying attention to body responses. The smooth silicone surface and carefully designed shape facilitate comfortable, controlled insertion.
How can the SONO No. 8 Butt Plug 4 enhance bondage play?
During bondage scenes, this plug can be used for sensory control, psychological stimulation through its slave bell, and prolonged anal engagement. Its adjustable harness allows precise tension management during extended BDSM interactions.

Related Products

Recently Viewed

Why Shop With BDSM Australia?

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!