sales of bullet proof backpacks SOAR!
 

http://www.backpackshield.com/

$235, the plate weighs 1.5lbs

http://www.backpacksheild.com/images/comboV.jpg

I love how it stops everything except what school shooters usually use...

I imagine having books in there might also help with at least slowing down the 223 round as its flying at twice the speed of any 9mm 40cal or 45acp

certainly won't stop anything with some serious ass behind it though.
300 winmag
300 weatherby
308
270

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