Richardson Hat Size Chart

Richardson Hats Sizing (Explicit Size Ranges)

Size Category Head Circumference Range (inches) Examples & Product Lines
XS-SM Approximately 6½ – 7 Richardson 110 R-Flex Fitted Trucker Hats (also 495, 585, 585T) – “XS-SM” designation appears in several fitted models
SM-MD Approximately 7 – 7¼ Richardson 487 Official Pulse R-Flex Fitted Hats (also 110, 533) – Often seen as the mid-range for fitted hats
LG-XL Approximately 7⅜ – 7⅝ Richardson 514 Surge R-Active Performance Hats (e.g., sku 110, 495, 585, 533) – Labeled as “LG-XL” on multiple hats
XL Approximately 7¼ – 7⅞ Richardson 112 Extra Large Hats explicitly list an XL range (sku R112XL)
OSFM Approximately 7 – 7¾ Some models, such as the 112 and Mid-Profile Hats, are labeled “OSFM” (One Size Fits Most) with this range
Alternate Range SM: 6½ – 7 1⁄8
and MD-LG: 7 1⁄8 – 7 3⁄4
Found in Richardson Lite R-Flex Performance Stretch Hats (sku 634); these values align closely with the XS-SM and LG-XL groupings

Adjustable / One Size Fits Most Styles

For many Richardson hats - including most snapbacks, trucker hats, and beanies - the design features an adjustable closure or is simply designated as “One Size Fits Most.” In these cases, no fixed head-circumference range is provided. Examples include:

  • Richardson Foamie Hats
  • Richardson Beanies
  • Richardson Unstructured Hats