Standalone Ballistic Plate made of aluminum oxide ceramic(AL2O3 + PE). Protects against: 7.62 x 51mm FMJ steel-jacketed 147-grain bullets (M80) at 2,780 fps (minimum of six hits) Features Protection level: III NIJ Model type: single curved Size: 25 x 30 x 1.6 cm Protection area: 0.075 m2 Weight: 2.0 ± 0.05 kg Color: black (custom) Warranty: 5 years