Leak-Proof Guarantee

Race Fit System: customizable fit

you get incrediblly precise coverage over the whole world

MAKE & RECEIVE CALLS - There is no sound loss when your device is sealed inside the case so can still use your phone to make calls

Capacity: 1200 cubic inches

SHOKZ Open Fit Aftershokz Size:STANDARD Leak-Proof GuaranteeOPENFIT Open Ear Design for Ultimate Comfort Incredible Audio Experience Maintain Situational Awareness Up to 28 Hours of Listening Open Ear Design. Ultimate Comfort. WATCH THE FILM Secure Fit Crystal Clear Calls MultiPoint Pairing Feel Nothing but Comfort Maintain Situational Awareness Powerful Bass Experience DirectPitch Technology for Open Ear Listening Open Ear Design Born for Comfort Open Ear Listening Buds Every Sound, Uncovered OpenFit