Product details
Key features
- Find your perfect fit easily using the custom plastic sizing rings available in sizes 6 to 13.
- Ensure the highest data accuracy and comfort by testing your size before purchasing the actual ring.
- Get the cost of the kit back automatically as a voucher when you buy your Oura Ring 5.
- Confirm your best fit by wearing the sizer for 24 hours to account for daily finger changes.
- Share the kit with friends and family so they can find their ideal size too.
Find the perfect fit before you buy. The Oura Ring 5 Sizing Kit helps you discover your ideal size for the highest data accuracy and everyday comfort.
Find your fit, save on your ring
Start your Oura journey with the Oura Ring 5 Sizing Kit from EE to find your ideal fit. When you purchase the Sizing Kit, you’ll receive a voucher code to use at checkout to enjoy £20 off your Oura Ring 5.
Size before you buy
Ensure your smart ring fits perfectly, as Oura Ring 5 sizes differ from standard ring sizes. You can test out sizes 6 to 13 to find the one that feels right for you.
Test for comfort
Experience how the ring feels throughout the day by wearing the plastic sizer for at least 24 hours. Your fingers expand and contract, so this wear test guarantees you choose the most comfortable fit.
Optimal accuracy
Capture the most precise health data by wearing the ring on your index, middle or ring finger. A snug, secure fit at the base of your finger ensures the sensors work perfectly.





