The ornamental design for an infanthand and knee covering combination, as shown and described.
FIG. 1 is a front elevated view of an infant hand and knee covering combination showing my new design and only showing the left hand covering wherein a right hand covering would be a mirror image of said left hand covering;
FIG. 2 is a rear elevated view of the infant hand and knee covering combination;
FIG. 3 is a right side elevated view of the infant hand and knee covering combination;
FIG. 4 is a left side elevated view of the infant hand and knee covering combination;
FIG. 5 is a top plan view of the infant hand and knee covering combination; and,
FIG. 6 is a bottom plan view of the infant hand and knee covering combination.