An airbag assembly can include an airbag cushion and a protective flap. A panel assembly includes a top wall attached to the underside of the motor vehicle, forward and rearward walls depending from the top wall, and a bottom wall. The second strap has a first end and a second end, corresponding to the first end and the second end of the bit, respectively, such that the first end of the second strap is attached to the first end of the bit along with said first end of the first strap, and the second end of the second strap is attached to the second end of the bit, such that the second strap passes through the pulley ring. In another aspect, a human breast tissue models are disclosed. The neck is changing its angular position relative to the instrument’s body regulating the space between the strings and the upper surface of body, as well as the asked force on the top an acoustic musical instrument or the body of an electric musical instrument, by its strings. The measurement mark region includes a measuring objective portion.