A support device comprising: a support having a body portion, the body portion having a left side and right side defining a width therebetween, the support having opposed superior and inferior edges defining a length therebetween, wherein the body portion has an upper surface and an opposed bottom surface defining a thickness therebetween, the inferior edge defining a notch indented into the body portion, the notch extending coextensively in the top and bottom surfaces throughout the thickness of the body portion; a left arm wing extending laterally from the body portion, the left arm wing extending a distance between the superior and inferior edges, the left arm wing having a lateral edge; a right arm wing extending laterally from the body portion, the right arm wing extending a distance between the superior and inferior edges, the right arm wing having a lateral edge; the arm wings having a substantially planar shape when in a first unrolled position; and the notch being disposed equidistant between the left arm wing and the right arm wing; the left arm wing and right arm wing being configured to be rolled upwards and inwards into an arcuate shape; characterized in that both of the left arm wing and right arm wing have a contiguous edge with the inferior edge of the body portion; and a left arm sheet attached to a bottom of the left arm wing, the left arm sheet extending laterally beyond the lateral edge of the left arm wing, and a right arm sheet attached to a bottom of the right arm wing, the right arm sheet extending laterally beyond the lateral edge of the right arm wing, wherein the left arm sheet and right arm sheet are configured to be rolled upwards and inwards into an arcuate shape. a support having a body portion, the body portion having a left side and right side defining a width therebetween, the support having opposed superior and inferior edges defining a length therebetween, wherein the body portion has an upper surface and an opposed bottom surface defining a thickness therebetween, the inferior edge defining a notch indented into the body portion, the notch extending coextensively in the top and bottom surfaces throughout the thickness of the body portion; a left arm wing extending laterally from the body portion, the left arm wing extending a distance between the superior and inferior edges, the left arm wing having a lateral edge; a right arm wing extending laterally from the body portion, the right arm wing extending a distance between the superior and inferior edges, the right arm wing having a lateral edge; the arm wings having a substantially planar shape when in a first unrolled position; and the notch being disposed equidistant between the left arm wing and the right arm wing; the left arm wing and right arm wing being configured to be rolled upwards and inwards into an arcuate shape; characterized in that both of the left arm wing and right arm wing have a contiguous edge with the inferior edge of the body portion; and a left arm sheet attached to a bottom of the left arm wing, the left arm sheet extending laterally beyond the lateral edge of the left arm wing, and a right arm sheet attached to a bottom of the right arm wing, the right arm sheet extending laterally beyond the lateral edge of the right arm wing, wherein the left arm sheet and right arm sheet are configured to be rolled upwards and inwards into an arcuate shape.