The dual valves can be used, for example, in personal care products such as {HEAD ~ toothbrushes} and razors to dispense fluids such as {TAIL ~ dentifrice} and shaving aids 
The dual valves can be used , for example , in personal care products such as { HEAD ~ toothbrushes } and razors to dispense fluids such as { TAIL ~ dentifrice } and shaving aids
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH