1-800-554-1235
1-800-381-3638
1-415-447-1800
You are here: Home > HELP > Sizing Charts + Fitting > Protective Gear and Helmet Sizing
Determine one's weight and locate the corresponding size below. The knee pad should not restrict movement of the knee. With the knee pads on, test the range of motion by bending the leg at the knee, watching for restriction.

 Pad Size:  Small  Medium  Large  X-large
 Weight:  under 125 lbs.  125-150 lbs.  150-180 lbs.  180 lbs.

(** there may be some exceptions**)

Protec Helmet Size Chart

Helmet Size
Circumference
Circumference
Comfort Liner Thickness Top Pad Thickness
Small
 21"-21.85"
53.5cm-55.5cm
 5/8" 3/8"
Medium
 21.85"-22.44"
55.5cm-57cm
 1/2" 1/4"
Large
 22.44"-23.23"
57cm-59cm
 3/8" 1/4"
X-Large
 23.23"-23.82"
59cm-60.5cm
 1/4" 1/8"

Junior Sizes

Helmet Size
Circumference (inches)
Circumference (cm)
X-Small/Small
18.90-20.27
48-51.5
Small/Medium
20.08-21.45
51-54.5
 

 


For live phone help between 9am to 5:30pm Pacific Time Monday - Friday
Domestic Sales 1.800.554.1235 Global Sales + 1.415.447.1800