Giro Women’s Trella MIPS Helmet Matte Black/SilverThe Giro Trella MIPS is an extremely versatile and comfortable helmet. Its polycarbonate shell has an EPS liner and features MIPS Technology to keep it lightweight. The Roc Loc Sport MIPS fitting system lets you fine-tune the firmness of your wear. This helmet’s quick dry padding ensures that you’ll stay cool and dry on rides of any length, and its reflectivity makes it a good choice to bring anywhere that you’re biking. The Women’s Trella MIPS is a universal fit (19.75”-22.5” / 50-57cm).768686182785