Cut a strip of paper about 1 inch wide and long enough to wrap around your finger
Wrap the strip around your finger to measure the size
Mark where the paper overlaps
Remove the paper and trim it to the marked length
Fold the strip in half lengthwise if you want a thicker ring
Apply glue or tape to one end
Form the strip into a circle
Press the ends together until secure
Let the glue dry if used
Decorate the ring if desired