Custom Armor Group 4s16 Level IV Stand Alone Armor Plate 10in x 12in. The 4s16 has been independently tested by an NVLAP accredited laboratory according to NIJ Standard 0101.06 level IV ballistic threats. Specifications for Custom Armor Group 4s16 Level IV Stand Alone Armor Plate: Manufacturer: Custom Armor Group Quantity: 1 Fabric/Material: Ceramic Threat Level: Level IV Thickness: 0.75 in Features of Custom Armor Group 4s16 Level IV Stand Alone Armor Plate NIJ Standard 0101.06 TESTED: This product has been independently tested by an NVLAP accredited NIJ approved laboratory to meet or exceed ballistic resistance as specified under NIJ Standard 0101.06 RST: Rifle Special Threats Validated Package Contents: Custom Armor Group 4s16 Level IV Stand Alone Armor Plate Custom Armor Group 4s16-ASC-10X12: 4s16 Level IV Stand Alone Armor Plate 10in x 12in