Giro Quarter MIPS Helmet Small Matte BlackThe Quarter Helmet MIPS is not only Giro’s lightest helmet with an ABS shell, it’s also one of their lowest profile designs. Its durable outer layer is complimented by features such as the EPS liner with integrated MIPS Technology, sweat-absorbing pads, and riveted webbing anchors for an extra degree of comfort. The Quarter MIPS comes in Small (20”-21.75” / 51-55cm), Medium (21.75”-23.25” / 55-59cm), and Large (23.25”-24.75” / 59-63cm) sizes.768686655272