Flexible only 3/8 inch Thick but Rated to defeat. If you have to ask, they are not for you.. This model complies with NIJ Standard-0101.06 for Ballistic Resistance of Body Armor.This item is in the category "Sporting Goods\Tactical & Duty Gear\Body Armor & Plates". The seller is "clumsygagirl" and is located in this country: US. This item can be shipped to United States.