STEP 1

Attach a piece of clear tape to your nail from side to side.

STEP 2

Take a marker and draw a line on both side of your nail on the tape.

STEP 3

Remove the tape from your finger.

STEP 4

With a ruler or measuring tape, measure the number of millimeters from one line to the other.

STEP 5

Review the sizing chart below and write down the matching size number (0-9).

STEP 6

Repeat until you have measured all ten fingers.