1. Circumference:

    2. Forehead to Nape:

Measure all around the head. Position tape measure so its edge follows the hair line around the head and nape of the neck. (Average measurement is 22 inches).

Measure from hairline at center of forehead straight back over crown to center of hairline at nape of neck. (Average measurement is 13 1/2 inches). 

 3. Ear to Ear Across Front Hairline:

    4. Ear to Ear Over Top:

At front of ear, measure from hairline at base of sideburn, up across the hair line along forehead to same point in front of other ear. (Average measurement is 11 1/2 inches).

Measure from hairline directly above the ear across top of head to the hairline directly above the other ear. (Average measurement is 11 inches).

 5. Temple to Temple Around Back:

    6. Nape of Neck:

From temple to temple across the back of head. (Average measurement is 14 inches).

Measure the width of hairline across the nape of the neck. (Average measurement is 6 inches).