According to Hardwire, its Window Tactical Shield is the lightest NIJ level 3 certified shield. It stops handgun, shotgun, and assault rifle ammunition. The shield is only 25 pounds and 20" x 30", making it easy to carry with one arm for as long as necessary. Limited 10-year manufacturing warranty.
The UrbanShieldMH model is NIJ Level III certified; a 10”x12” panel stops 30 M855 (green tip) rounds. The armor is based on carbon fiber-wrapped VercoB4CTM tiles.