Foot spa tub

FIG. 1 is a front perspective view of a foot spa tub showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a front perspective view thereof, showing the foot spa tub in a folded state of use;

FIG. 9 is an enlarged detail view taken from portion 9 of FIG. 1 ; and,

FIG. 10 is an enlarged detail view taken from portion 10 of FIG. 2 .

The broken lines in the drawings depict portions of the foot spa tub that forms no part of the claimed design. The broken lines in FIG. 1 , FIG. 2 , FIG. 9 , and FIG. 10 depicting enlarged figures form no part of the claimed design.