The invention belongs to the field of sleeping bags and discloses a sleeping bag for a vehicle. The sleeping bag comprises a sleeping bag body and a pillow and backrest
assembly, wherein the sleepingbag body is provided with a hood part and a backrest part, the pillow and backrest
assembly comprises a pillow and a back
cushion, the pillow and the back
cushion are mutually connected through a connecting piece, a storage interlayer is arranged in the hood part, one end of the connecting piece is mounted in the storage interlayer, two ends of the pillow and two ends of the back
cushion are eachprovided with at least one first
lap joint part and at least one second
lap joint part, and at least one fixed
lap joint part is arranged on each of two sides of the backrest part. The sleeping bag isadvantaged in that the first lap joint part and the second lap joint part are correspondingly mounted on the fixed lap joint part, therefore, the pillow and the back cushion are fixed on the backrestpart, therefore,
impact contact between the traveler and public facilities can be avoided, a relatively private space is provided for the traveler to have a rest, meanwhile, the back and the head ofthe
human body are used for relieving poor postures in the sleeping state, and the sleeping comfort degree of the traveler in the long-distance journey is greatly improved.