Gen 2 Air Sizing Kit

Step 1. Order Your Ring

Place the order by selecting the "Don't know my size" option on the ring product page. An additional free sizing kit will be shipped in the initial stage of your order without any additional charges.

Step 2. Sizing Kit Delivery

Anticipate the arrival of your sizing kit in 3 to 5 business days (vary by location). The sizing kit enable to help you find your suitable size.

Step 3. Test Your Size

Select your preferred finger for size testing. For optimal performance and accuracy, we recommend the index finger, middle finger or ring finger.

Step 4. Submit Your Size

Register and log in to your account on our website to submit your size and color. Your smart ring will be shipped within 3-5 business days (vary by location). Feel free to share your sizing kit with friends and family.

Your order will be delivered within 3-5 business days following size confirmation. Delivery times vary by location.

You can return your product up to 14 calender days after receiving your order. Learn more

*Please note that sizing kits are considered consumables and, as such, they are non-refundable and non-returnable. If you cancel your order after the sizing kits have been shipped, a ¥1,680 charge will be applied.