Thor Motocross Adult Helmets Size Chart

Force Cube Helmet
Helmets
Size Hat Size Inches
X-Small 6 5/8 - 6 3/4 20 3/4" - 21 1/4"
Small 6 7/8 - 7 21 5/8" - 22"
Medium 7 1/8 - 7 1/4 22 1/2" - 22 3/4"
Large 7 3/8 - 7 1/2 23 1/4" - 23 5/8"
X-Large 7 5/8 - 7 3/4 24" - 24 1/2"
XX-Large 7 7/8 - 8 24 3/4" - 25 1/4"

Sizing information is provided by the manufacturer and does not guarantee a perfect fit. Please use this chart as a guide only.