Mad Engine Clear Ghost Mini Backpack Halloween NWT Viral 2023 The Mad Engine Clear Ghost Backpack Bag is a trendy and fun accessory perfect for Halloween. Made in China, this backpack features a unique ghost design that is sure to stand out. The clear material adds a modern touch while the viral appeal makes it a sought-after collectible for Halloween enthusiasts. Perfect for carrying books, snacks, or any other essentials while showing off your love for the holiday.