TeamObsidian Bike Helmet Size Chart





TeamObsidian Adult Bicycle Helmet

Model S/M M/L L/XL
Airflow 53 – 57 cm 57 – 61 cm 61 – 65 cm
20.8″ – 22.4″ 22.4″ – 24 24 – 25.6″

TeamObsidian Kids FunWave Bicycle Helmets

Model Toddlers Children
Aged 5-7
Children
Aged 5-8
Pink Octopus 48 – 52 cm 50 – 54 cm
18¾” – 20½” 19¾” – 21¼”
Blue Shark 48 – 52 cm 50 – 54 cm
18¾” – 20½” 19¾” – 21¼”
Unicorn 48 – 52 cm 50 – 56 cm
18¾” – 20½” 19¾” – 22″
Dragon 48 – 52 cm 50 – 56 cm
18¾” – 20½” 19¾” – 22″