Dental floss holder
FIG. 1 is a top plan view of a dental floss holder showing my new design; 
     FIG. 2 is a bottom plan view thereof; 
     FIG. 3 is a side elevational view, and it is understood that a view of the side opposite would be a mirror image thereof; 
     FIG. 4 is a sectional view taken at 4--4 on FIG. 3; 
     FIG. 5 is a sectional view at 5--5 of FIG. 3; 
     FIG. 6 is an enlarged and fragmentary view of the top portion of the holder shown in FIG. 3.