This Qura Ring 4 Sizing Kit is the perfect addition to your fitness routine. Designed by Oura, this sizing kit is ideal for those who are into running and jogging. The kit includes a ring that is worn on the finger and is sealed for safety.

The Oura Gen 4 model is designed to track your activity levels and sleep patterns. It is made in China and is available only as a sizing kit. The kit is perfect for those who want to ensure that their Oura ring fits comfortably. The body area it is designed for is the hand. This product is great for anyone who wants to keep track of their fitness goals.

• The item is in brand new condition. 
• Free Shipping within the continental US.
• The item will be shipped via USPS Ground Advantage within 1 business day (except US holidays).
• Free returns! (Subject to a fee of 15% or 5.00 whichever is greater for used/damaged/opened items).