Four blackwall Hot Wheels Workhorses on blister cards with nubs to include stock numbers 29 / 5144 NASA Hiway hauler, 77 / 5027 Flame Stopper, 3915 Rig Wrecker and 9550 Peterbilt dump truck, all on very good to excellent cards with clear blisters. All four of the blisters have four small nubs on the front.