Impact Management: Mips® Evolve
Chemical Composition: Stainless Steel Lithium
Circumference: 53-60 cm
Construction: Fusion In-Mold polycarbonate shell
Battery Type: Lithium Ion
Fit System: Ergo Fit LED™
Product Weight: CPSC: 390g (Size M/L)|CE: 350g (Size M/L)
Certification: Complies with the US CPSC Safety Standard for Bicycle Helmet for Persons Age 5 and Older