XC M is a reimagined approach to cross-country performance tires \n - Designed to strike the perfect balance between low rolling resistance and reliable grip \n - Advanced Race XC compound delivers exceptional chemical grip especially in wet conditions \n - Lower more efficient tread design with a compact central channel optimizing acceleration and rolling speed without sacrificing control \n - Medium tread height and spacing the M is tailored for confident fast riding across varied terrain \n - XC M is 9% faster and 12% lighter than the previous one \n - Long lasting performance with high reliability