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Premium Ski, Snowboard, and Mountain Bike Helmets, Goggles, Apparel & Accessories for Every Epic Adventure
HELMET SIZE CHART
Step 1: Gather Materials
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A soft measuring tape or a piece of string (if you don’t have a tape).
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A ruler or a standard measuring tape for length measurement.
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Step 2: Prepare for Measurement
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Ensure you're wearing your hair in a normal style (not pulled up) as this can affect the size.
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Stand in front of a mirror for easier measurement.
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Step 3: Measure Head Circumference
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Position the Tape: Place the measuring tape around the widest part of your head, which is typically just above your eyebrows and around the back of your head.
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Adjust the Tape: Make sure the tape is snug but not too tight. It should sit level on your head, not tilted.
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Read the Measurement: Take the measurement in centimeters or inches. If you used string, mark where it overlaps, then measure that length with a ruler.​
Step 4: Refer to the Size Chart
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Consult the chart below.
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Compare your measurement to the chart to determine your size (S, M, L,).
Note: brands other than Mad Hatter Ware may size their mountain bike and ski snowboard helmet brands differently.
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