OGK Kabuto Bike Helmet Size Chart

1. Achieve the perfect fit by measuring your head circumference correctly.

2. Watch the video below to see how to measure your head correctly.

3. VIDEO: How To Measure For A Bike Helmet

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4. On the chart below, find the helmet model that you are interested in, then find your head measurement to see which size you need.

OGK Kabuto Bike Helmet Size Charts

ModelXSSMLXLXXLXXXL
All Kabuto products54-55 cm55-56cm57-58cm59-60 cm61-62 cm63-64cm65-66cm
21¼” – 21¾”21¾” – 22″22½” – 22⅞”23¼” – 23⅝”24″ – 24½”24⅞” – 25¼”25⅝” – 26″
ModelBaby (1 -3 years)Kids S (4 – 6 years)Kids M (7 – 9 years)Kids L (10 years +)
Kabuto Childmet47 –  51cm49 – 54cm54 – 56cm55 – 58cm
18½” – 20⅛”19⅜” – 21¼”21¼” – 22″21¾” 22⅞”