ECSEM® brand new 2017 Replacement Silicon Fastener Ring Connector Security Loop for Fitbit Charge HR Wireless Activity Wristband ONLY(10, Black). Replacement Black Fitbit HR Silicon Fastener Ring Connect Security Loop(10PCS) This silicone rings For FitBit Charge HR Wristband Only! Not for For Fitbit One, Force or other models Black Color Silicon Fastener Ring Connect for Fitbit HR Wristband Slide the ring over the clasp, simple, easy to use - Only include silicone rings,Not include the band and tracker Perfect fit for your Fitbit HR activity tracker and comfortable wearing experience Package: 10 x replacement fitbit charge hr safe rings silicon fastener rin connect security loops Replacement Black Fitbit Charge HR Silicon Fastener Ring Connect Security Loop(10PCS) / No Tracker No Bands