Abstract: A baby safety and warmth bag for use in conjunction with automobile baby seats, having a torso portion and a pair of leg encasing tubular portions, along with a back portion extending upwardly from the torso. The back portion carries clearance slits to permit use of automobile baby seat shoulder straps to secure the bag and contained baby within the seat. The bag is also provided with a pair of side loops for use with automobile seat belts, to secure the bag and infant directly to automobile seats. Further, a pair of openings is provided through the back portion spaced for the seat belt of a stroller. The bag may also be advantageously used with infant backpacks.