
The Ultimate Guide to USPS Tabbing Regulations | mailing
9/5/2017· A continuous line that’s at least 1/8 inch wide. 3-4 spots of glue that are at least 3/8 inch in diameter (based on design and weight). Three to four elongated lines of glue, measuring 1/8 inch by 1/2 inch, 1/4 inch by 1/2 inch, or 1/8 inch by 1 inch (based on design