The ACH/MICH IIIA is designed according to the latest US Military requirements, utilizing the most advanced ballistic protection against handgun ammunition. The shell is composed of multi-layered advanced composite; The harness assembly consists of the ACH Comfipad suspension system, a four point harness with a leather lined chin strap, and an adjustable ratcheting system.
 
Design & Construction
 
Shape: Full Cut
Shell: Multi-layered advanced composite; shell edge is cut as an Integral part of the pressing process
Comfipad 4-Point Suspension System Harness
Comfy, lightweight, removable, adjustable 
7 impact-absorbing pads 
4 point harness with leather-lined chin strap
 
 
Sizes & Weights
 
Circumference measured around head, similar to hat sizing. All sizes are measured in inches. If a measurement falls on a dividing line between sizes, select the larger of the two sizes. Reason: Maximum Ballistic Protection
 
Sizes
 
Small / Medium
Circumference: 20.08 - 23.23 in; Weight: 3.3 lbs (1390 gr) 
Large 
Circumference: 22.83 - 26.00 in Weight: 3.3 lbs (1490 gr) 

Ballistic Performance
 
Tested in accordance with the American National Institute of Justice (NIJ) Standard 0106.01 Level IIIA for penetration against 9mm and .44 Magnum ammunition. V50 ballistic test according to MIL-STD-662F, 17 grains: 2135 ft/sec (650 m/sec).