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A slim magnetic phone mount that instantly turns your phone into a second screen or stand anywhere you need.
Each item is produced to order, supporting a more sustainable approach. Allow up to 5 business days for order processing.
- Made of durable, eco-friendly polymer
- 3D-printed body with integrated MagSafe ring, magnets & hinge
- Ultra-slim design, only 8 mm thick
- Works with all MagSafe phones and cases
- Includes an extra MagSafe ring for non-MagSafe phones
- Doubles as a desk stand (vertical or horizontal)
- Attaches to any flat metal surface for hands-free use
- Comes with HoldX laptop plate (also fits SSDs & other accessories)
- Designed, 3D-printed & assembled in EU
14 day Order Processing?
This is a limited batch of made-to order products.
You’ll receive regular updates via email and a tracking number as soon as your order ships. Please note that production and shipping may take approximately 2 weeks, depending on your location.
Thank you for supporting thoughtful, small-batch design.
Where Do We Ship From?
We ship US orders from the US, and all international orders from Slovenia (EU).
60-Day Money-Back Guarantee
If KUMI isn’t what you expected, we offer hassle-free returns or exchanges: no questions asked, as long as the item is in good condition.
Returns & Exchanges
To return your order, simply ship it back to our warehouse.
Email us at support@deltahub.io to get started. We’re here to help.


Most of the time your phone just lies flat, hard to see, awkward for calls, easy to miss notifications.
With HoldX, it snaps right next to your laptop and becomes part of your workspace: video calls in view, messages at a glance, extra screen space when you need it.

HoldX is designed to be effortless. Snap the mount to your phone, attach it to your laptop, and tilt it to the perfect angle.
Need a break from work? Flip it into a desk stand or stick it onto any metal surface, from the fridge to the gym. Wherever you go, your phone is always in the right place.
Most of the time your phone just lies flat, hard to see, awkward for calls, easy to miss notifications.
With HoldX, it snaps right next to your laptop and becomes part of your workspace: video calls in view, messages at a glance, extra screen space when you need it.
HoldX is designed to be effortless. Snap the mount to your phone, attach it to your laptop, and tilt it to the perfect angle.
Need a break from work? Flip it into a desk stand or stick it onto any metal surface, from the fridge to the gym. Wherever you go, your phone is always in the right place.



From freelancers on the move to students in class and digital nomads working from cafés. HoldX has already become part of their daily setup. Designed and tested by the DeltaHub team in Europe, it’s built to support the way real people actually work.

HoldX started as a smarter way to mount external drives to your laptop. Now the same system works for your phone too, giving you screen space and storage in one clean setup.
Whether it’s your SSD on the back of your laptop or your phone right next to the screen, HoldX keeps your entire workstation slim, portable, and ready for anything.
From freelancers on the move to students in class and digital nomads working from cafés. HoldX has already become part of their daily setup. Designed and tested by the DeltaHub team in Europe, it’s built to support the way real people actually work.
HoldX started as a smarter way to mount external drives to your laptop. Now the same system works for your phone too, giving you screen space and storage in one clean setup.
Whether it’s your SSD on the back of your laptop or your phone right next to the screen, HoldX keeps your entire workstation slim, portable, and ready for anything.


Frequently asked questions
Answers to most common questions regarding this product.
Does it work with any phone?
Yes. HoldX works out of the box with MagSafe phones and cases. For all other phones, we include a slim MagSafe ring you can stick to the back, making it compatible with any device.
Will it damage my laptop?
No. The HoldX plate is slim, removable, and safe for your laptop surface.
Can I still charge my phone while using it?
Absolutely. The design leaves all ports and charging options free.
Does the hinge stay strong over time?
Yes. The custom metal hinge is designed to hold your phone steady at any angle.
Can I use it as a stand without the laptop?
Of course. HoldX doubles as a desk stand (vertical or horizontal) and even sticks to any metal surface for hands-free use.
What’s included in the box?
- HoldX Phone Mount
- HoldX Laptop Sticker
- MagSafe ring (for non-MagSafe phones)
