Yes. If you have access to a 3D printer, you can download our sizing ring STL file and print your own. Just make sure to print at 100% scale for accurate sizing.

We recommend choosing the smaller size in between to get more accurate measurements.

Yes! If someone you know has a RingConn Sizing Kit, you can use it to find your correct size.

Gen 2 and Gen 2 Air share the same sizing kit and can use the same measurements.ForGen 3, we strongly recommend using aGen 3 Sizing Kitfor the most accurate fit, as sizing may differ from previous generations.

Once you’ve confirmed your size, you can go straight to our website and place your order with the correct size selected—no need to go through the sizing confirmation process.

Yes, the RingConn Ring fits all fingers and can be worn on either hand. For best accuracy, we recommend the index finger.

That’s normal! We recommend wearing the Sizing Kit ring for at least 24 hours, including while sleeping, to find the most consistent and comfortable fit.

Yes—we strongly recommend it.

Your fingers may swell or shrink depending on:

• Morning vs. evening
• Exercise or physical activity
• Hot or cold weather
• Hydration, meals, or sleep
  

For the most accurate fit, wear your sizing ring for at least 24 hours, including sleep and normal daily activities.

That’s normal.

The sizing kit is made from plastic, while the actual RingConn ring has a smoother inner surface, so it may slide on and off a little more easily—even if the size is the same.

That’s why your sizing ring should feel secure and slightly snug, rather than loose during testing.

Yes—light marks can be normal, especially after sleep or when your fingers naturally swell.

However, your sizing ring should never feel painful, restrict circulation, or be difficult to remove. If it does, try the next size up.

It depends on how you got your sizing kit:

If you ordered a Ring with "Unknown Size" on our website:
1. Go to ringconn.com and log in or register an account using the same email you used for your order.
2. Navigate to My Orders in your account dashboard.
3. Open your order details and submit your ring size directly there.

If you used a 3D printed sizer or borrowed a Sizing Kit from someone else:
Once you’ve confirmed your size, you can simply go to our website and place your Ring order with the correct size selected—no extra steps needed.