NS Novelties Crystal Desires Rainbow Gem Glass Butt Plug features borosilicate glass construction with 3.5 inches insertable length and 1.25-inch diameter. Temperature-responsive design conducts heat for warming or cooling sensations during anal exploration and solo play.
Key Features:
Borosilicate glass conducts temperature for warming or cooling sensations
Non-porous borosilicate glass resists bacteria and odours
3.5 inches insertable length with 1.25-inch diameter
Tapered tip for smooth insertion with flared safety base
Rainbow gem decorative base makes it visually striking and unique
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NS Novelties Crystal Desires Rainbow Gem Glass Butt Plug is a borosilicate glass anal plug featuring a tapered tip and decorative rainbow gem base. Measuring 3.5 inches insertable length with a 1.25-inch diameter, it conducts temperature for warming or cooling play. The non-porous glass construction suits temperature exploration, solo anal play, and those seeking durable, visually striking anal stimulation with heat-responsive sensations.
The borosilicate glass construction conducts temperature naturally, allowing the plug to be warmed under warm water or cooled in the refrigerator before insertion for contrasting sensory experiences. The tapered tip glides smoothly during insertion while the flared base remains outside the body for safety and stability. This design supports comfortable extended wear during solo exploration or partnered intimate moments.
Non-porous borosilicate glass resists bacterial growth and maintains its glossy finish through repeated use without degradation. The rainbow gem adorning the base adds visual appeal while serving as a safety feature that prevents full insertion. Those seeking additional options can find our glass butt plugs range at Adultsmart.
| Insertable Length | 3.5 inches |
| Diameter | 1.25 inches |
| Material | Borosilicate glass |
| Base Feature | Rainbow gem decoration |
| Temperature Play | Yes – can be warmed or cooled |
| Waterproof | Yes – fully submersible |
Pairing this glass plug with other anal products like prostate massagers or vibrating plugs creates layered sensations that many find more intense than single-product use. Temperature play becomes more dynamic when alternating between warm and cooled applications during the same session, allowing you to discover which sensations resonate most strongly. Solo exploration builds confidence and body awareness that translates into partnered play where communication about comfort and sensation becomes easier.
After use, clean the plug with warm water and mild soap, paying special attention to the base where the gem sits. Borosilicate glass withstands hot water and can be sanitized by boiling for five minutes if desired for deeper cleaning. Allow it to dry completely on a soft cloth before storing in a cool, dark location away from extreme temperature fluctuations that could stress the glass.
Borosilicate glass forms the plug's construction, offering non-porous, hypoallergenic properties that prevent bacterial colonization and allergic reactions. This material conducts temperature efficiently while remaining chemically inert, meaning it won't leach harmful substances during use. The durability of borosilicate glass ensures years of reliable use without cracking, clouding, or surface degradation from regular cleaning and temperature exposure.
This plug suits people exploring anal play for the first time who appreciate visual appeal alongside functionality. Those interested in temperature play benefit from glass's natural heat and cold conductivity without requiring specialized equipment. Experienced anal enthusiasts seeking a durable, attractive addition to their collection will value the non-porous construction and the gem's decorative appeal that transforms intimate accessories into displayed art pieces.
For people frustrated by silicone plugs that feel soft and squishy, the firm, unyielding glass provides completely different tactile feedback—a density that creates distinct pressure rather than cushioning. Many discover that glass's weight and solidity produce sensations they didn't know were possible with flexible materials, transforming what anal exploration feels like from soft accommodation to structured presence. For those uncertain whether temperature play would appeal to them, this plug removes the need to purchase specialized heating or cooling equipment; simply running it under warm or cool water unlocks an entirely new sensory dimension. The rainbow gem transforms a functional tool into something beautiful enough to display, shifting how people relate to their intimate accessories—not hidden in shame but honored as part of their pleasure collection. For those who have felt limited by dull, featureless plugs, discovering that design and stimulation can coexist changes expectations about what anal play products deserve to look like.
Our independent testers evaluated the plug's insertion comfort, temperature conductivity, base stability during wear, and material durability across multiple cleaning cycles. The tapered design eased entry for first-time users while the glass's firmness provided consistent pressure that soft materials could not replicate. Temperature transitions from cool to warm felt distinctly different, with each state creating measurable shifts in sensation intensity and awareness.
Testers reported the rainbow gem base remained secure and didn't shift during extended wear, and the non-porous surface maintained its glossy finish after boiling, alcohol wipes, and repeated soap washing without visible wear. Individual results may vary based on anatomy, sensitivity, and usage.
| Product | Unique Advantage | Key Difference | Choose This If You Want |
|---|---|---|---|
| NS Novelties Crystal Desires Rainbow Gem Glass Butt Plug | Temperature conductivity plus decorative gem base for visual appeal | Only glass option with integrated gem design and heat-responsive properties | Temperature play combined with beautiful, displayable design |
| Stainless Steel Butt Plugs | Superior heat conductivity and extreme durability with weightier presence | Metal conducts temperature faster than glass and provides heavier feel | Faster temperature transitions and more substantial pressure sensation |
| Medium Butt Plugs | Larger insertable dimensions for those wanting more substantial stretch | Increased girth and length compared to this compact design | Graduated progression after mastering smaller sizes |
| Prostate Massagers | Targeted internal pressure on the prostate gland with curved design | Shaped specifically for prostate contact rather than general anal insertion | Focused prostate stimulation rather than general anal play |
Find our small anal play plugs to discover additional compact options suited for beginners and temperature play enthusiasts.
Temperature play transforms anal exploration by adding sensory contrast that single-sensation products cannot provide, allowing you to discover whether warmth or coolness creates more intense response for your body. Understanding proper lubrication techniques and relaxation methods significantly impacts comfort during insertion and extended wear. Our guide to butt plug techniques and safety offers detailed approaches for maximizing comfort and pleasure during anal play.
Experience temperature-responsive anal play with a decorative gem that transforms intimate accessories into displayed art. NS Novelties Crystal Desires Rainbow Gem Glass Butt Plug is available at Adultsmart with discreet Australia-wide shipping in plain packaging.
Adultsmart.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.
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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.
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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, Adultsmart.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.
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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.