Abstract: Ordinarily uncovered vehicles on which the driver is at least substantially exposed and unenclosed, such as motorcycles and their likes and equivalents, are provided with a safety-release back rest rig that is comprised of and contains a vest-like garment for the driver to wear, which body-retaining garment is strapped ahead of the driver in sling-like fashion to the vehicle structure so as to provide secure and comfortable, lean-back support for the drive during running of the vehicle while at the same time being automatically disengageable from the vehicle structure when the driver dismounts and/or has at least a portion of his or her weight removed or uplifted from and/or off the seat for mounting the driver on the vehicle.

Abstract: Ordinarily uncovered vehicles on which the driver is at least substantially exposed and unenclosed, such as motorcycles and their likes and equivalents, are provided with a safety-release back rest rig that is comprised of and contains a vest-like garment for the driver to wear, which body-retaining garment is strapped ahead of the driver in sling-like fashion to the vehicle structure so as to provide secure and comfortable, lean-back support for the drive during running of the vehicle while at the same time being automatically disengageable from the vehicle structure when the driver dismounts and/or has at least a portion of his or her weight removed or uplifted from and/or off the seat for mounting the driver on the vehicle.