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Black Mamba Cock Sheath by XR Brands

$89.99
$89.99

XL hollow penis sheath with stretchy ring and internal pleasure nubs for size enhancement and stamina

Key Features:

Increases penis length and girth dramatically

Body-safe silicone construction

Strategically placed internal pleasure nubs

Stretchy scrotum ring for secure positioning

Designed for maximum sexual performance enhancement

Vendor: XR Brands
SKU: SLV-088-NOATTRIBUTES-WAREHOUSE-NONE-45317
Availability: In stock
Product type: Pumps, Extenders and Sleeves
Please hurry! Only 48 left in stock

Struggling with size anxiety or wanting to last longer during sex? The Masters Series XL Black Mamba Cock Sheath solves both with a substantial 7-inch extension, textured interior for extra stimulation, and a secure fit that works for most body types.

At a glance
  • Size: 7 inches insertable length, 2.45-inch outer diameter
  • Material: Medical-grade silicone, body-safe and hypoallergenic
  • Design: Raised internal pleasure nubs, flexible scrotum ring
  • Power: Manual—no batteries required
  • Use: Apply water-based lubricant, insert penis, secure with scrotum ring
🚚 Plain, discreet packaging🔒 Discreet billing↩︎ Hygiene-conscious returns policy

What it is

The Masters Series XL Black Mamba Cock Sheath is a penis extender engineered to increase both length and girth during sexual activity. Its hollow shaft accommodates full penis insertion, while a stretchy scrotum ring keeps it securely in place. The interior features raised nubs that stimulate both partners, adding sensation beyond basic size enhancement. Built from medical-grade silicone, it's non-porous, hypoallergenic, and easy to clean.

What sets this extender apart is its thoughtful construction for comfort and control. The flexible design adapts to different penis shapes and sizes, and it pairs effectively with water-based lubricants for smooth, confident use. See the full BDSM Australia range of Penis Sleeves to explore similar options.

Key features

  • Extra-large dimensions: 7 inches of insertable length delivers significant size augmentation for noticeable enhancement during intercourse.
  • Textured interior: Raised pleasure nubs provide additional stimulation to the wearer and enhanced sensation for partners.
  • Secure fit: Stretchy scrotum ring adapts to most penis sizes and shapes, staying in place throughout use without slipping.
  • Body-safe material: Medical-grade silicone is hypoallergenic, non-porous, and compatible with water-based lubricants for safe, comfortable wear.
  • Simple design: No batteries or complicated mechanisms—straightforward manual use makes it accessible for all experience levels.

Specifications

  • Insertable length: 7 inches
  • Maximum outer diameter: 2.45 inches
  • Inner shaft diameter: 1.4 inches
  • Material: 100% medical-grade silicone, hypoallergenic and non-porous
  • Features: Textured interior with raised nubs, flexible scrotum ring for secure positioning
  • Power source: None—mechanical device for manual use
  • Lubricant compatibility: Water-based lubricants recommended
  • Box contents: One Masters Series XL Black Mamba Cock Sheath, user instructions, discreet packaging

How to use a pumps, extenders and sleeve

Start by applying water-based lubricant generously to both your penis and the interior of the sheath. Slowly insert your penis into the hollow shaft, positioning it comfortably. Once fully inserted, stretch the flexible scrotum ring over your testicles to secure the device in place. Adjust the fit until it feels stable and comfortable, then you're ready for sexual activity.

During use, experiment with different positions to discover what feels best for both you and your partner. The textured interior works continuously to enhance sensation, so go slowly at first to get accustomed to the increased stimulation. For partnered play, explore how the extra length and girth change penetration depth and angle. Combining this extender with Penis Extenders from our range can help you find the perfect size for your needs.

Always use water-based lubricant, clean the sheath thoroughly after each use, and start slowly to allow your body to adjust to the increased size and sensation. 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 sheath immediately after use with mild antibacterial soap and warm water, paying special attention to the textured interior. Rinse thoroughly and air dry completely in a cool location before storing. Keep it away from direct sunlight and extreme temperatures. Store in a clean, dry place—a dedicated toy bag works well. Never use silicone-based lubricants, as they can degrade the material over time.

Learn more

Understanding how extenders work and what to expect can help you get the most from your purchase. Our guide covers sizing, technique, and how to integrate this tool into partnered or solo play. Read more in our detailed article on Penis Extenders.

Mistress Athena's training notes

The Black Mamba's extra length gives me complete control during scenes. Introducing it to a submissive creates that delicious moment of nervous anticipation—watching their breathing change, their body tense with uncertainty. The textured interior keeps them constantly stimulated, their responses raw and honest. This isn't just about physical sensation; it's psychological surrender.

My technique involves gradual introduction. With newer submissives, I start with generous lubrication and slow, deliberate movements, letting them feel the raised nubs work against sensitive areas. Their trembling tells me everything. Advanced submissives receive less warning and more intensity—the unpredictability of those internal nubs becomes a tool for maintaining their edge, their focus entirely on my control.

What fascinates me most is the psychological impact. The sheath transforms power dynamics visibly. A submissive who enters the scene confident often becomes pliant within minutes, their body language shifting toward complete surrender. The raised texture creates sensations they can't predict or control, deepening their dependence on my direction and approval.

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

How it compares

Feature Masters Series XL Black Mamba Standard Silicone Extender Vibrating Penis Sleeve
Insertable length 7 inches 5–6 inches 6 inches
Interior texture Raised pleasure nubs Smooth or minimal texture Ridged with vibration patterns
Power requirement None—manual use None—manual use Rechargeable battery
Best for Maximum size enhancement with added sensation Basic size increase, simplicity Couples wanting hands-free vibration

Why you'll reach for it

Score big with the Masters Series XL Black Mamba Cock Sheath at BDSM Australia when you want real size enhancement paired with genuine stimulation. The 7-inch length and textured interior deliver noticeable results for both solo and partnered play. Medical-grade silicone means it's body-safe and built to last. Add it to your collection today and experience the confidence that comes with a substantial upgrade. Australia's BDSM Specialists for Over 15 Years.

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 Masters Series XL Black Mamba Cock Sheath?
The Masters Series XL Black Mamba Cock Sheath is an extra-large penis extender designed to increase penis length and girth, featuring raised pleasure nubs and a body-safe silicone construction for enhanced sexual performance.
Will the Black Mamba Cock Sheath improve sexual experience?
The cock sheath provides significant size enhancement, delivering increased length and girth while the internal textured nubs create additional stimulation for heightened sexual pleasure and performance.
Which features distinguish the XL Black Mamba Cock Sheath?
Key features include a 7-inch insertable length, 2.45-inch maximum diameter, stretchy scrotum ring for secure positioning, and strategically placed internal texture for maximum sensory stimulation during use.
Can the penis extender accommodate different penis sizes?
The Black Mamba Cock Sheath is designed with a flexible silicone material that stretches to accommodate various penis sizes, ensuring a comfortable and secure fit for most users.
When should the Black Mamba Cock Sheath be used in sexual play?
Ideal for individuals seeking size enhancement, increased stamina, and additional stimulation during penetrative sex, BDSM scenarios, or personal exploration of sexual pleasure techniques.

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