Baseball Cap Sizing Chart
Cap Conversion Chart
To help you find the correct size, measure the circumference of the head above the ears and refer to the conversion chart below. These are an approximation as some brands may differ slightly because of materials and design.
Adjustable Cap Size
S/M
6 1/2 - 7 1/4
L/XL
7 - 8
Pro Stretch Cap Size
Small
6 1/2 - 6 3/4
Medium
6 7/8 - 7 1/8
Large
7 1/4 - 7 1/2
X-Large
7 5/8 - 7 7/8
Fitted Cap Size
(*Also used to size Catcher's Headgear)
INCHES
SIZE
20 7/8"
6 5/8
21 1/4"
6 3/4
21 5/8"
6 7/8
22"
7
22 2/3"
7 1/8
22 3/4"
7 1/4
23 1/8"
7 3/8
23 1/2"
7 1/2
23 7/8"
7 5/8
24 1/4"
7 3/4
24 5/8"
7 7/8
25
8