-Provides both immobilization and comfort with a built-in plywood spine board along the back.It is applied to rib injured, Three color-coded body straps with quick-clip,snap-lock buckles make it simple to apply in low light or cramped areas,When used in conjunction with a cervical collar,it provides immobilization in a sitting position until patient can be transferred to a long spine board. comes cpmplete with two reusable,plastic-coated,head/chin straps,neck pad and durable carrying case.