Boot Upper

FIG. 1 is a front left perspective view of a boot upper, according to our design;

FIG. 2 is a top view of the boot upper of FIG. 1 ;

FIG. 3 is a bottom view of the boot upper of FIG. 1 ;

FIG. 4 is a right side view of the boot upper of FIG. 1 ;

FIG. 5 is a left side view of the boot upper of FIG. 1 ;

FIG. 6 is a front view of the boot upper of FIG. 1 ; and,

FIG. 7 is a rear view of the boot upper of FIG. 1 .

The broken lines in the drawings illustrate environment and form no part of the claimed design.