To recap, level 3 body armor: Is weaker than 4, but stronger than 1, 2A, 2, and 3A. Is rigid (it's made of a hard material and must come pre-folded) Is lighter than 4, but heavier than 3A. Provides protection from multiple shots from 7.62 FMJ, 5.56 FMJ, 30 carbine FMJ, and 12 gauge rifled slugs.