FIG. 1 is a front elevation view of a first embodiment of an insole, showing our new design;
FIG. 2 is a left side elevation view thereof;
FIG. 3 is a right side elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a rear perspective view thereof;
FIG. 8 is a front elevation view of a second embodiment of an insole, showing our new design;
FIG. 9 is a left side elevation view thereof;
FIG. 10 is a right side elevation view thereof;
FIG. 11 is a rear elevation view thereof;
FIG. 12 is a top plan view thereof;
FIG. 13 is a bottom plan view thereof;
FIG. 14 is a rear perspective view thereof;
FIG. 15 is a front elevation view of a third embodiment of an insole, showing our new design;
FIG. 16 is a left side elevation view thereof;
FIG. 17 is a right side elevation view thereof;
FIG. 18 is a rear elevation view thereof;
FIG. 19 is a top plan view thereof;
FIG. 20 is a bottom plan view thereof;
FIG. 21 is a rear perspective view thereof;
FIG. 22 is a front elevation view of a fourth embodiment of an insole, showing our new design;
FIG. 23 is a left side elevation view thereof;
FIG. 24 is a right side elevation view thereof;
FIG. 25 is a rear elevation view thereof;
FIG. 26 is a top plan view thereof;
FIG. 27 is a bottom plan view thereof;
FIG. 28 is a rear perspective view thereof;
FIG. 29 is FIG. 28 shown in a used condition with a foot pad shown in broken lines being inserted into an insole; and,
FIG. 30 is FIG. 28 shown in a used condition with a foot pad shown in broken lines inserted into an insole.
The broken lines shown in the drawings of a foot pad in FIGS. 29 and 30 form no part of the claimed design.