Upgraded Hat Stretcher 4 Way Wooden Hat Shaper One Size Fits All from 708" to 95" with Heavy Duty Adjustable Turnbuckle Fitted All Types of Caps 45 out of 5 stars 12 $5299 $ 52 99. This is a current list of New Era fitted hat sizes sorted from smallest to largest 6 3/8, 6 1/2, 6 5/8, 6 3/4, 6 7/8, 7, 7 1/8, 7 1/4, 7 3/8, 7 1/2, 7 5/8, 7 3/4, 7 7/8, 8, 8 1/8, 8 1/4, 8 3/8, 8 1/2, 8 5/8, 8 3/4 The hat sizes in red are for individuals with small heads The. According to the hat size chart, we can see that the right hat size for you is large and the fitted size is 7 1/4 to 7 3/8 The Difference Between Mens Hats and Womens Hats Mens hats are generally sized numerically or alphabetically, although there are some mens hats that come in.