The polywrap on this list meets the mailing standards , and the specifications in "USPS T-3204." Mailers may use polywrap on this list immediately, and are required to use polywrap on this list when using polywrap on automation rate flat-size mailpieces.
This document provides updated information for USPS-T-3204 - Test Procedures for Automatable Polywrap Film sections referenced in the Domestic Mail Manual (DMM) for the U.S. Postal Service (USPS). Requirements identified in the DMM 4.5.1 Polywrap Specifications refer to specific sections for test methods in USPS-T-3204 – Test Procedures for Automatable Polywrap Film.