RC 300 Women'sIntegrated seamless midsole and upper construction set a new level of fit, stability and lightweight performance Off set center flap mounted Boa L6 dial creates a sleeker profile with quick adjustments Surround wrapping upper structure reduces overlap and provides a glove like fit Rubber XC racing pattern outsole promotes stable pedal engagement and secure walking grip Low stack height midsole stabilizes foot and maximizes power transfer efficiency