Rugged Riggz Hummer H3t Hauler with Motocross Bike & 2 Spark Racerz Hummer Vehicles With awesome HUMMER off-road vehicles all roads lead to imaginative, adventure-filled play Cool off-road motocross bikes are detachable for independent play. Realistic HUMMER styling includes oversized, deep-core rubber tires with aggressive treads. Soft treads won't scratch floors or furniture. Rugged plastic construction wont wreck walls indoors, and wont rust outdoors. Spark Racerz is a complete line of kid-powered vehicles whose small size helps stimulate a child's fine motor skills.