Standard: NIJ IIIA can protect vital body parts from up to a 7.62 bullet. Some of the features are: 
1. Material: Kevlar.
2. Outerwear material: 1000D Nylon.
3. Color: can be customized
4. Protection area: 0.28 square meters
5. Protection class: against small pistol and small rifle calibers up to a 7.62