FIG. 1 is a side elevational view of an external nasal dilator showing my new design, the broken line showing of the nose of a wearer's head is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is a rear elevation of the external nasal dilator of FIG. 1 as viewed from the top of FIG. 3.

FIG. 3 is a front plan view as viewed from the bottom in FIG. 2.

FIG. 4 is a front elevation as viewed from the bottom of FIG. 3.

FIG. 5 is a side edge view as viewed from the right in FIG. 3; and,

FIG. 6 is a bottom plan view as viewed from the bottom of FIG. 4.