ASTM E 3003 : 2025

1.1This practice provides measurement and fit guidance for soft ballistic-resistant or stab-resistant body armor, or both, covering the torso. Proper measurement of the wearer and fitting of armor to that individual are necessary to obtain sufficient coverage of the torso and vital organs while allowing the full range of motion required for officer operations.

1.2This practice is primarily directed toward law enforcement and corrections officers and addresses measurements for and fit of normal duty body armor worn under or over the uniform for both male and female wearers.

1.3This practice can be used to train individuals on proper measurement techniques and to train wearers on proper fitting of body armor.

1.4This practice is divided into the following sections:

1.5Units—English units are specified in this practice to be consistent with measurement units used in the United States body armor community. Approximate values in SI units are given in parentheses.

1.6This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.7This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.