Speed & Strength KillSwitch Leather Shirt (LARGE) (BLACK) From the high banks of Daytona to Eight Mile and Woodward in Downtown Detroit, Speed & Strength is fueled by a two-wheel communal consciousness that's driven by the love of absolute acceleration. The revolution has begun.Perforated leather frame.Shoulder expansion gussets.Hidden YKK&reg; main zipper opening.Snap-down collar.Belt loops for pants attachment.