: Must be rectangular with square or slightly rounded corners (maximum 0.125-inch radius). Alternative Reference: KUIU ULTRA Merino 145 Zip-T Go to product viewer dialog for this item.
: Delivery statistics and route information must be obtained using the USPS EDDM web tool . Physical Standards for 145 Flats 145.zip
: All mailpieces must be separated by delivery route or Post Office Box section. : Must be rectangular with square or slightly
: It is a thermoregulating, mid-weight wool-nylon blend designed as a versatile base layer or next-to-skin piece. 145 Mail Preparation - Postal Explorer - USPS 145.zip