Freestyle Libre 14 Day SensorThe FreeStyle Libre System is the only CGM able to maintain accuracy over 14 days without needing finger stick calibration or sensor coding and it gives your first reading just one hour after sensor application. The FreeStyle Libre Sensor is small, water resistant and discreet. It is worn on the back side of the upper arm. The thin and consistent design of the FreeStyle libre sensor has a thickness around the size of two stacked quarters. The Libre