ABOUT THIS PRODUCT
Product details
Key features
Details from the product listing. Read the full description below.
<p>Give yourself a boost with this sucking penis pump! The clear, plastic case attaches to a powerful, sucking motor with an easy-to-read display! On the other end, you can attach either the 20mm or 25mm silicone sleeves and slip your shaft inside to get swollen from the suction and pressure! The display shows you the exact amount of pressure and is easy to control and use. Choose between 4 intensity levels and 3 suction modes that stiffen your willy and suck your rod intensely! Rated IPX7, it is waterproof and can be submerged underwater for up to 30 minutes! Enjoy it in the shower or bathtub for a unique, wet experience! Want to switch it up? You can use this tool to get hard and then swap out the sleeves provided for a realistic, textured sleeve and enjoy the sucking sensation as you stroke yourself! All the pieces are detachable so you can easily clean up. Simply remove the motor from the case and slip off the silicone sleeves. Wash with warm water and mild soap, then rinse, spray with a toy cleaner and pat dry. <br> <br>Grab your lube and rub it on your shaft and the entrance to the sleeve. Then start to slide your shaft inside the case. If there's any resistance, use some more lube to help it glide in. Turn the toy on and start to play with the settings. If it gets too intense, simply break the seal to release pressure or press the Suction Release button! Practice increasing the pressure 30 seconds at a time and then releasing it. Do this again and again before starting to play with different suction modes and intensities. Before you know it, you'll be hard, twitching, and ready to play with your partner or blow your load! <br> <br>Key Features: <br>- Powerful Suction: Enjoy 4 intensity levels and 3 suction modes that stiffen your willy and suck it intensely! <br>- Compatible with Other Sleeves: Use a sexy masturbation sleeve instead of the suction sleeve provided to enjoy the pump as a stimulating stroker! <br>- Easy-to-Read Display: Control the level of suction and pressure with an easy-to-read display and control panel. <br>- Detachable Sleeves: Use either the 20mm or 25mm premium silicone sleeves for a sight seal against your shaft. <br>- Waterproof, Rechargeable, Easy to Clean: Rated IPX7, it is waterproof and can be submerged underwater for up to 30 minutes. Easily clean e detaching the sleeve and the motor to wash parts separately. Recharge via the USB cable. <br> <br>- Power- Press and hold (power) button for 3 seconds to power on/off. <br>- Lips- Press (lips) button to cycle through 3 automatic sucking modes: <br>- 1st mode- 6 seconds on, 2 seconds off. <br>- 2nd mode- 6 seconds on, 2 seconds off, 4 seconds on. <br>- 3rd mode- 8 seconds on, 2 seconds off, 4 seconds on. <br>- Suction- Press (suction) button to cycle through 4 intensity levels of continuous suction. <br>- Suction Release- Press (suction release) button once to pause suction. Press again to release pressure. <br> <br>Measurements: <br>- Pump: 29.5 cm x 6.6 cm overall, 19.7 cm insertion length, 5.6 cm opening diameter. <br>- Sleeve opening diameters: 20mm & 25mm. <br> <br>Materials: <br>- Pump: ABS plastic, silicone <br>- Sleeves: Silicone <br> <br>Colours: Clear, black <br> <br>Note: Use only with water-based lubricants for best results.</p>Give yourself a boost with this sucking penis pump! The clear, plastic case attaches to a powerful, sucking motor with an easy-to-read display! On the other end, you can attach either the 20mm or 25mm silicone sleeves and slip your shaft inside to get swollen from the suction and pressure! The display shows you the exact amount of pressure and is easy to control and use. Choose between 4 intensity levels and 3 suction modes that stiffen your willy and suck your rod intensely! Rated IPX7, it is waterproof and can be submerged underwater for up to 30 minutes! Enjoy it in the shower or bathtub for a unique, wet experience! Want to switch it up? You can use this tool to get hard and then swap out the sleeves provided for a realistic, textured sleeve and enjoy the sucking sensation as you stroke yourself! All the pieces are detachable so you can easily clean up. Simply remove the motor from the case and slip off the silicone sleeves. Wash with warm water and mild soap, then rinse, spray with a toy cleaner and pat dry.
Grab your lube and rub it on your shaft and the entrance to the sleeve. Then start to slide your shaft inside the case. If there's any resistance, use some more lube to help it glide in. Turn the toy on and start to play with the settings. If it gets too intense, simply break the seal to release pressure or press the Suction Release button! Practice increasing the pressure 30 seconds at a time and then releasing it. Do this again and again before starting to play with different suction modes and intensities. Before you know it, you'll be hard, twitching, and ready to play with your partner or blow your load!
Key Features:
- Powerful Suction: Enjoy 4 intensity levels and 3 suction modes that stiffen your willy and suck it intensely!
- Compatible with Other Sleeves: Use a sexy masturbation sleeve instead of the suction sleeve provided to enjoy the pump as a stimulating stroker!
- Easy-to-Read Display: Control the level of suction and pressure with an easy-to-read display and control panel.
- Detachable Sleeves: Use either the 20mm or 25mm premium silicone sleeves for a sight seal against your shaft.
- Waterproof, Rechargeable, Easy to Clean: Rated IPX7, it is waterproof and can be submerged underwater for up to 30 minutes. Easily clean e detaching the sleeve and the motor to wash parts separately. Recharge via the USB cable.
- Power- Press and hold (power) button for 3 seconds to power on/off.
- Lips- Press (lips) button to cycle through 3 automatic sucking modes:
- 1st mode- 6 seconds on, 2 seconds off.
- 2nd mode- 6 seconds on, 2 seconds off, 4 seconds on.
- 3rd mode- 8 seconds on, 2 seconds off, 4 seconds on.
- Suction- Press (suction) button to cycle through 4 intensity levels of continuous suction.
- Suction Release- Press (suction release) button once to pause suction. Press again to release pressure.
Measurements:
- Pump: 29.5 cm x 6.6 cm overall, 19.7 cm insertion length, 5.6 cm opening diameter.
- Sleeve opening diameters: 20mm & 25mm.
Materials:
- Pump: ABS plastic, silicone
- Sleeves: Silicone
Colours: Clear, black
Note: Use only with water-based lubricants for best results.
A LITTLE GUIDANCE
Guides & advice
Browse penis pumps, vulva and nipple pumps, and related accessories. Different cup and cylinder designs suit different intended uses, so start with the product type you need.Complete pump set or replacement part?Check whether the listing supplies a complete pump, an...

XR Brands
Product reviews
Customer feedback on Size Matters Sucking Penis Pump.
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!!
Show more reviews (7)Show fewer reviews
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!
- Secure checkout with