1.Mterial:Kevlar ,PE,Twaron 2.NIJ 0101.04 standard 3.Lightweight ; 4.Black,Camo,Green,Tan or other; 5.Well design , NIJ Standard 0101.06 performance test summaryArmorType Test bulletBullet MassConditioned Armor Test VelocityDistanceMaximum BFSDepthAngle Test(°NATO)Shots per PanelIIA9mmFMJ RN8.0 g(124 gr)355 m/s(1165 ft/s)5 m44 mm(1.73 in)0°4X30°& 45°2X6.40S&WFMJ RN11.7 g(180 gr)325 m/s(1065 ft/s) ...