Oura Ring 5 Sizing Kit - Size Before You Buy Oura Ring 5 - Unique Sizing, Not Standard Ring Sizing - Receive Amazon Credit for Oura Ring 5 Purchase

The Oura Ring 5 Sizing Kit allows for you and those around you to find the ideal fit before purchasing. With an Oura Ring 5 Sizing Kit purchase, an Amazon credit will automatically be applied to your Oura Ring 5 at checkout. A properly fitting Oura Ring 5 will result in the highest possible data accuracy, comfort, and overall experience. Oura Ring 5 sizes are slightly different from standard ring sizes and other Oura Ring generations. It’s important to size yourself and follow sizing instructions. Oura Ring 5 works on all fingers and can be worn on either hand. For optimal accuracy, we recommend wearing on your index, middle, or ring finger.