But in America there's an expensive rucksack which is flying off the shelves, and the reason why is simply heartbreaking. The black rucksack costs $497, which is about £380, there's nothing fancy or fashionable about the simple design. But it is bulletproof, and can turn into a full vest protecting a student's front and back in just two seconds. The company's website states: "New Backpack that transforms into bulletproof vest in less than 2 second. An Armored backpack, which has innocent looking from the outside, but when needed it transforms into front and back bulletproof vest.

Source: Daily Mirror September 06, 2018 12:45 UTC