A spinal support device for providing a guide to a user lying with the user's back on a surface for positioning the user's spine correctly over the surface. The device includes an elongated guide body having a first tubular portion, a second portion, and a third tubular portion parallel to the first tubular portion, wherein the first and third tubular portions are at least partially filled with a filler material such that the second portion forms a gutter or trough between the first and third tubular portions of the guide body.