ABOUT THIS PRODUCT
Product details
Key features
Details from the product listing. Read the full description below.
<p>With SMARTBALL UNO, strengthening your pelvic muscles is as easy as pie. The internal weighted ball moves with every step you take, gently engaging your muscles. No effort required – just a stronger pelvic floor, more intense orgasms, and better control over your pleasure. Stronger, deeper, more intense – your pelvic floor workout starts now. <br> <br>EFFORTLESS TRAINING, AMAZING RESULTS <br>The ergonomic shape and tapered tip make insertion smooth and simple, while its light weight of around 40 g (1.4 oz) makes SMARTBALL UNO the perfect pelvic floor trainer for beginners. Whether you are out for a walk, moving through your daily routine, or adding an extra thrill to a spanking session, every movement becomes a sensual delight. <br> <br>SAFE, COMFORTABLE AND ALWAYS READY <br>SMARTBALL UNO is waterproof (IPX7) and made from body‑friendly silicone, so it feels great, is easy to clean, and is safe for regular use. Just add a little water‑based lube if you like, insert, and let it work its magic while you get on with your day. <br> <br>Enjoy long‑lasting quality backed by FUN FACTORY’s impressive 25‑year warranty.</p>With SMARTBALL UNO, strengthening your pelvic muscles is as easy as pie. The internal weighted ball moves with every step you take, gently engaging your muscles. No effort required – just a stronger pelvic floor, more intense orgasms, and better control over your pleasure. Stronger, deeper, more intense – your pelvic floor workout starts now.
EFFORTLESS TRAINING, AMAZING RESULTS
The ergonomic shape and tapered tip make insertion smooth and simple, while its light weight of around 40 g (1.4 oz) makes SMARTBALL UNO the perfect pelvic floor trainer for beginners. Whether you are out for a walk, moving through your daily routine, or adding an extra thrill to a spanking session, every movement becomes a sensual delight.
SAFE, COMFORTABLE AND ALWAYS READY
SMARTBALL UNO is waterproof (IPX7) and made from body‑friendly silicone, so it feels great, is easy to clean, and is safe for regular use. Just add a little water‑based lube if you like, insert, and let it work its magic while you get on with your day.
Enjoy long‑lasting quality backed by FUN FACTORY’s impressive 25‑year warranty.
A LITTLE GUIDANCE
Guides & advice
Compare Kegel balls, weighted sets and powered models by their stated size and weight. A product’s diameter, shape and retrieval design matter as well as its weight.Read weights and set contents carefullyCheck whether a listed weight refers to a single...

Fun Factory
Product reviews
Customer feedback on Fun Factory SMARTBALL UNO - Kegel Ball – Black.
Before you order
Frequently asked questions
Answers about choosing a product, care, delivery and returns.
Ask us a questionChoosing a product
Are your products body-safe?
Materials and care requirements vary by product. Check the product details and manufacturer’s instructions for the material, intended use and cleaning guidance. If a detail is missing, contact us before purchasing so we can help confirm it.
Are your products suitable for beginners?
Absolutely! We offer a range of products suitable for all experience levels, from beginners to advanced users. Our beginner-friendly products are designed to be easy to use, discreet, and comfortable, with clear instructions included.
How do I know which product is right for me?
We understand that everyone’s needs are different, which is why we offer detailed product descriptions and guides on our website to help you make an informed choice. You can also contact our customer service team for personalized recommendations based on your preferences.
Care & compatibility
How do I clean my sex toys?
Cleaning methods vary depending on the material of your toy. In general, use warm water and mild, unscented soap, or a specialized toy cleaner. Be sure to dry your toy thoroughly before storing it. Always check the manufacturer’s instructions for care recommendations specific to your product.
Can I use lubricants with your toys?
Yes, we recommend using water-based lubricants with most of our toys, as they are safe and gentle on the materials. For silicone-based toys, avoid using silicone-based lubricants, as they can damage the toy's surface. Always check the product details for compatibility information.
Do you offer any warranties on your products?
Yes, many of our products come with a manufacturer’s warranty. Warranty lengths vary by product, but we are committed to providing high-quality, durable products. Please refer to individual product pages for specific warranty details.
Delivery & returns
Are your products discreetly packaged?
Yes, all of our products are shipped in plain, unmarked packaging to ensure your privacy. There will be no indication of the contents, so you can shop with confidence and discretion.
Is my personal information safe when I make a purchase?
We use service providers to process payments, deliver orders and operate our store. Our Privacy Policy explains how personal information is collected, used and shared, and how to contact us about your privacy.
Can I return a sex toy if I change my mind?
For hygiene reasons, opened or used items cannot be returned for change of mind. Unopened, unused items in their original packaging can be returned within 30 days for a refund or exchange. Faulty or incorrect items are handled separately and your rights under Australian Consumer Law are not limited by this change-of-mind policy. See our Refund policy for details.
Do you offer international shipping?
Yes, we offer international shipping to New Zealand only. Shipping costs and delivery times vary depending on your location. For more information, you can check the shipping details policy or contact our customer service team for assistance.
Down Under Thunder
Store reviews
Reviews of our store and service.
Love it! ❤️
It was my first time ordering, and the website made it so easy. I liked how clear everything was, and my order arrived faster than expected.
Had a great experience 🎉
Had a great experience! Everything was simple to navigate, and I appreciated the fast, discreet shipping. I didn’t have to worry about anything—just smooth sailing.
The best 👍
I'm so happy with my purchase I can't believe how fast it got here too! Packaging was perfect, love the product!!
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10/10 from me 💁♂️
Impressed with how easy Down Under Thunder was to use. I didn’t have to dig around to find what I wanted. Smooth checkout, quick shipping. Will def be back.
DUT is my go-to site
DUT is now my go-to site. I’ve ordered a few times and it’s always a simple, quick process. Never had an issue and it’s all super discreet, which I appreciate.
First time ordering
First time ordering from Down Under Thunder and it was smooth as! The whole process was quicker than I thought, and I had no trouble with the checkout.
I didn’t know much about DUT before but
I didn’t know much about DUT before but now I’ll never use another site. It was super easy to browse, and everything came in no time. 5 stars from me!
Wasn't sure about buying online
Wasn't sure about buying online but this was a great experience. Product came fast and it's really good quality. I'll be back for more.
Super happy with my purchase
Super happy with my purchase! The product is top quality, and it arrived so quickly. I'll definitely be coming back for more!
I was a bit nervous
I was a bit nervous, but everything turned out perfect. Great products, fast delivery, and super easy to order. I'm sold!
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