Oversized bath pillow

1. A bathtub pillow for reducing a volume of water necessary for filling a bathtub and for providing support and comfort to a user's back, shoulders, neck, and head, the pillow comprising:

an outer shell defining an interior of the pillow, the outer shell comprising a front side, a backside, a left side, a right side, a top surface, and a bottom surface;

a conformable filler filling the interior of the pillow;

a suction cup attached to the bottom surface of the pillow, the suction cup being configured to removably attach to a surface of the bathtub;

a release rope attached to a loop on the suction cup;

a release handle positioned on an end of the release rope distal from the suction cup; and

a retaining strap on the backside of the pillow, the retaining strap configured to hold the release rope and the release handle adjacent to the backside of the pillow,

wherein:

the pillow has a shape configured to provide support to a user's back, shoulders, neck, and head; and

when the release handle is pulled by a user, the suction cup unattaches from the surface of the bathtub.

2. The bathtub pillow of claim 1 , further comprising a first lift handle attached to the left side and a second lift handle attached to the right side.

3. The bathtub pillow of claim 1 , further comprising a drying strap attached to the backside.

4. The bathtub pillow of claim 1 , wherein the pillow has a vase-like shape such that a bottom portion of the pillow curves outward and an upper portion of the pillow narrows.

5. The bathtub pillow of claim 1 , wherein the conformable filler is a shredded foam.

6. The bathtub pillow of claim 1 , further comprising a cover configured to envelope the pillow.

7. The bathtub pillow of claim 1 , wherein the bathtub pillow consumes about 4 cubic feet of a bathtub when placed in the bathtub.