Oura Smart Ring 4 Sizing Kit | Non-Standard Fit – Size Before You Buy – Measure For Best Comfort and Accuracy – Receive Credit for Purchase

Price: £10.00 - £4.74
(as of Jun 29, 2026 23:46:03 UTC – Details)

From the brand

Oura Ring 4 Sizing Kit

Oura Ring 4

OURA RING 4 SIZING KIT – The Oura Ring 4 Sizing Kit is the ideal way to find the perfect size. It’s a custom sizer that allows for you, and those around you, to find the perfect fit before purchasing.
RECEIVE dh35.00 CREDIT – With a sizing kit purchase, receive a dh35.00 Amazon credit towards the future purchase of an Oura Ring 4. Sizing kit is not returnable (terms and conditions apply).
NOT STANDARD SIZING – Oura Ring 4 sizes are slightly different from standard ring sizes, so it is important to size yourself using our Oura Ring 4 sizing kit and to follow the instructions provided. Oura Ring 4 is available in sizes 4-15. There are no half sizes.
COMFORT AND ACCURACY – A properly fitting Oura Ring will result in the highest data accuracy, comfort, and overall experience.
CHOOSE A FINGER – Oura Ring 4 works on all fingers and can be worn on either hand. For optimal accuracy, we recommend wearing your Oura Ring 4 on your index, middle, or ring finger. Size the exact finger you plan to wear your Oura Ring 4 on.

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