Gap Size Charts
Measuring Tips
Here are some tips to help you order the correct size. If you don't have a measuring tape, use a piece of string and hold it alongside a ruler.
Hats
Use a tape measure to measure the circumference of you head from ear to ear with a tape measure.
Measurement Unit: US (inch) | World (cm) | BothGap Men's Hats Size Chart
Label | Head Circumference |
---|---|
S/M | 221/2 inch 57 cm |
L/XL | 231/2 inch 60 cm |
Compare Size Charts
To compare with another brand/style, please select the options below.
Gap Men's Hats Cold Weather Size Chart
Label | Head Circumference |
---|---|
1 Size | 221/2 - 231/2 inch 57 - 60 cm |
Compare Size Charts
To compare with another brand/style, please select the options below.
Length Conversion
Note: 1 inch = 2.54 cm, 1 cm = 0.394 inch, 1 foot = 30.48 cm, 1 cm = 0.033 foot, 1 foot = 12 inch, 1 inch = 0.083 foot
How to measure without a ruler or tape measure?
If you don't have a ruler or tape measure handy, you can try to measure with a standard credit card, which has a width of 3 ⅜ inch or 8.56 cm and a height of 2 ⅛ inch or 5.4 cm.
If you do a lot of online apparel shopping, accurate body measurement using a tape measure is a must. The actual tape you choose doesn’t matter that much. This retractable one is very easy to use, and the fact it uses both CM and IN is extremely helpful.
Ask a question or leave a comment

Women | Men |
GapFit & GapBody | Maternity |
Boys | Girls |
Baby & Toddler |