Mouthguard

FIG. 1 is a front view of a mouthguard showing my new design; FIG. 2 is a rear view thereof; FIG. 3 is a top view thereof; FIG. 4 is a bottom view thereof; FIG. 5 is a left side view thereof; FIG. 6 is a right side view thereof; FIG. 7 is a bottom perspective view thereof; FIG. 8 is a top perspective view thereof; FIG. 9 is an exploded, bottom perspective view thereof; and, FIG. 10 is an exploded, top perspective view thereof. The even dashed broken lines depict portions of the mouthguard that form no part of the claimed design. The dash-dot-dash broken lines illustrate a boundary of the design that form no part of the claimed design.