McCurdy's Armor Dynamic Defense Materials From Popular Science:
Attention recruits. Those of you landing in Afghanistan in coming months may not have to engage in the sandbag stacking and trench digging usually associated with lowly grunt-dom. An $800,000 investment in an armored wall system known as McCurdy’s Armor could have Marines rapidly erecting 6.5-foot-tall mortar-, RPG- and bullet proof fortresses in less than an hour, saving the days it can take to fortify an area by conventional means and making forward-operating units more nimble.
Read more ....
My Comment: The grunts are going to love this product .... but personally I am a bit skeptical. Call me old fashion, but I believe that a bunch of good sandbags provides the best protection possible .... one bag at a time.