Features: Meets NIJ 2005 Interim Requirements,Six-Way adjustable shoulder straps for maximum adjustability and comfortable fit. The Thin Blue Line is a combination of an innovative fiber system with Cool-Tek Mesh and a Micro Fiber weave to help regulate your body temperature. Twaron aramid ballistic panel is lightweight for flexibility and comfort, x8 soft trauma plate, Fully removable shoulder and waist straps, Tails for a more comfortable and secure fit, Patent-pending Leveler system keeps armor from shifting and "scissoring", New hidden zipper system allows easy removal of panels, Added durability extends life of the carrier. Level II .74psf Level IIIA 099 psf