Sinner Spine Ring

We always aim to make sure our customers love our products, Unfortunately, We are unable to accept returns or exchanges for this product.

How to measure your ring size in Diameter (mm)

• Use a strip of paper or a piece of string and wrap it around where you would like the ring. 

• Use a pen to mark where the paper/string overlaps.

• Measure the length of the paper/string from the start to the pen mark using a ruler with mm measurement.

• Use the chart above to find your correct size.

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Use a ring sizing app 

• Download a ring sizing app to your phone or tablet.

• Place a ring from your finger onto the screen.

• Adjust the circle until it lines up with the inside edge of your ring.

• The app will display your ring size.

• Use the chart picture to find your correct size.