These already exist! No claim of efficacy on my part. http://www.rockyflatsgear.com/mens-brief-radiation-blocker.html http://www.rockyflatsgear.com/mens-brief-

These already exist! No claim of efficacy on my part. http://www.rockyflatsgear.com/mens-brief-radiation-blocker.html http://www.rockyflatsgear.com/mens-brief-radiation-blocker.h...