... green, black, dark blue etc. Protection Level: NIJ IIIA We are the facory for UHMWPE fiber and ... of UHMWPE fiber.UHMWPE Bullet Proof Helmet in NIJ level IIIA American Helmet, German Helmet Size: ... proof helmet, combat helmet), is in accordance with NIJ level IIIA (Standard 0101.04).We have 2 ... basic prevention structure, reaches the best protection effects NIJ Level IIIA. If the customers request, we can ...