Custom Armor Group 3s11 NIJ 0101.06 Level III Stand Alone Armor Plate 5in x 8in 3s11-5X8. Engineered from UHMWPE the 3s11 is NIJ 0101.06 compliant and can be found on the NIJs CPL (Compliant Product List). The 3s11 has positive buoyancy. Specifications...