BCB International, a military accessories provider based in Cardiff, will soon be selling ‘blast boxers’ to the public for less than £60 a pair in knitted Kevlar.
The MoD is looking at a version of the pants which has a panel made of tightly-woven silk to protect the most vulnerable areas. Used in this way, silk is very strong yet more flexible than Kevlar
Read more: http://www.dailymail.co.uk/news/article-1289827/The-blast-proof-boxers-They-sound-hilarious-Kevlar-underpants-soon-saving-British-troops-feared-injury-all.html#ixzz0smRSYZAz
It seems there is nothing new under the sun as Ghenghis Khan's warriors wore silk shirts for protection which inspired some plot features in my stories.