Noise Reduction Earmuffs

FIG. 1 is a front elevation view of noise reduction earmuffs showing my new design;

FIG. 2 is a back elevation view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is another perspective view thereof; and,

FIG. 9 is another perspective view thereof, shown in a folded position.

The broken lines shown in the drawings represent portions of the noise reduction earmuffs that form no part of the claimed design.