The ornamental design for a wristband and hand/finger protector, as shown and described.
FIG. 1 is a left perspective view of the invention.
FIG. 2 is a front elevational view of the invention.
FIG. 3 is a front perspective view of the invention.
FIG. 4 is a front elevational view of the invention.
FIG. 5 is a left elevational view of the invention.
FIG. 6 is a bottom plan view of the invention.
FIG. 7 is a back elevational view of the invention.
FIG. 8 is a right elevational view of the invention; and,
FIG. 9 is a top plan view of the invention.
The broken line showing of a hand and wrist is included for the purpose of illustrating the wristband and hand/finger protector and forms no part of the claimed design.