Unsure of your base ring size? Not sure whether you want Circular or Shaped? Try out some samples first!
All non-custom rings have the same height as width. So if the ring size is 30mm, that means the inside diameter is 30mm side to side, a...
Reviews
5.0
23 ratings
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Makes measurements easier
These sample base rings really helped making sure I got the right size. Even after carefully measuring, I found out it I was off my several milimeters.
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Gregers · March 16, 2026
Sample Base Rings
D
David · September 20, 2025
Very impressed with these
Everything seems to be well built and designed. I was impressed by the ergonomic shape. I thought it would be less comfortable, but it gave a much better fit, greater comfort and less movement.
