A hat size of 7.375 inches corresponds to a size 7 3/8 in the U.S. hat sizing system. This size indicates a head circumference of approximately 23.125 inches. Hat sizing can vary slightly between brands, so it's always a good idea to try on hats when possible for the best fit.
Pi
He fits US shoe size 23.
23 inches is 58.42 centimeters.
23 cm = 9.055 inches (rounded)
They measure ur head in inches and find that hat that's an extra in in circumference
A hat size of 7.375 inches corresponds to a size 7 3/8 in the U.S. hat sizing system. This size indicates a head circumference of approximately 23.125 inches. Hat sizing can vary slightly between brands, so it's always a good idea to try on hats when possible for the best fit.
6.75/7(22 inches + 56 cm) = 21 inches + 54 cm. Rounded to 2 significant figures.
Around a 7.5
Pi
7 inches
8 1/2 inches is the biggest size ever made.
23 inches.
No a mans hat size is measured in inches and is universal to all hats.
The average adult human head circumference is about 21-23 inches (53-59 cm).
When you put it on, buckle it so it feels good, snug, but not too snug. Shake your head up, down, left, and right. If it wiggles around everywhere it is too loose. If it hurts after wearing it a few minutes it is too tight
A Colonial hat is east to make with a piece of felt that is about 12 inches X 12 inches for a juvenile size, and about 16 inches X 16 inches for an adult hat. Lay the felt piece flat and take three corners of the felt and pin them together then tuck in the last corner under the pin.