FIG. 1 is a front perspective view of an interproximal flossing device handle showing our new design;

FIG. 2 is a left side elevation view thereof, with the right side elevation view being a mirror image thereof;

FIG. 3 is a back side elevation view thereof;

FIG. 4 is a front side elevation view thereof;

FIG. 5 is a bottom plan view shown separately for ease of illustration; and,

FIG. 6 is a top plan view shown separately for ease of illustration.