Have a monster truck rally at home! All you need is Hot Wheels Monster Jam Favorites Asst. The set includes four monster trucks from the Monster Jam circuit. Each authentic replica is at 1:64 scale and has a die-cast chassis, chrome colored rims and oversized tires. Monster trucks first became popular four decades ago. Competitors began to build lifted trucks for mud boggling and truck pulling events. The first famous monster truck was Bigfoot, driven by Bob Chandler. Bigfoot was also the first truck filmed crushing cars. Eventually, the Monster Truck Racing Association was formed and Monster Truck competitions were held. Collectors will love these high quality replicas, which look great on display, and kids will love to play with them. So buy one for all the monster truck loves in your life, no matter their age.