Giro Aether MIPS Cycling Helmet

4.6 4.6 out of 5 stars 635 ratings

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Matte Black (2022)

Size Chart
US Adult Cycling Helmet
Brand SizeHead Circumference (in)
S20.1 - 21.6
M21.6 - 23
L23 - 24.2
XL24.2 - 25.6
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