HPI truck body is the thin, clear plastic piece that covers the truck's chassis and provides the "shape" of the truck. Constructed of a lightweight clear polycarbonate body. Molded into body: lines for detail and cutting. Molded polycarbonate wing (must be cut out). This package also includes one clear wing (attached to rear of body and must be cut out), one decal sheet (HPI, Nitro MT, Headlights and grill detailing and more), one window masking sheet, one instruction sheet, two 3x8mm screws for mounting wing to body and two 3mm nuts for mounting wing to body.