FIG. 1 is a front perspective view of a protective bib showing the design according to a first embodiment;
FIG. 2 is a front plan view thereof;
FIG. 3 is a rear plan view thereof, which opposes the view in FIG. 2;
FIG. 4 s a first side view thereof;
FIG. 5 is a second side view thereof, which opposes the view in FIG. 4;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof, which opposes the view in FIG. 6;
FIG. 8 is a front perspective view thereof as it appears when worn by an adult;
FIG. 9 is a rear perspective view thereof as it appears when worn by an adult;
FIG. 10 is a front perspective view of a protective bib showing the design according to a second embodiment;
FIG. 11 is a front plan view thereof;
FIG. 12 is a rear plan view thereof, which opposes the view in FIG. 11;
FIG. 13 is a first side view thereof;
FIG. 14 is a second side view thereof, which opposes the view in FIG. 13;
FIG. 15 is a top view thereof;
FIG. 16 is a bottom view thereof, which opposes the view in FIG. 15;
FIG. 17 is a front perspective view thereof as it appears when worn by an adult; and,
FIG. 18 is a rear perspective view thereof as it appears when worn by an adult.
The dashed broken lines are included for the purpose of illustrating environment of the design and form no part of the claimed design. The dot-dash broken lines represent boundaries of the claimed design. None of the broken lines form part of the claimed design.