Giro Caden MIPS Helmet Large Matte GreyThe Giro Caden MIPS Helmet features a lightweight, yet durable Polycarbonate shell with EPS liner and a Multi-Directional Impact Protection System, or MIPS Technology. The Roc Loc City MIPS fit system makes it incredibly easy to fine-tune it to your comfort, while the reflective accents keep you visible even on darker rides. A lock port allows you to secure the helmet with your bike or bag, and the cycling-cap-style visor is removable for further customization. The Caden 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.768686183508