| Special Features | USPS First Class Mail-Lightweight 14 lb Tyvek®. |
| Exterior Dimensions | 9.5 x 12.5 |
| Trade Size | #12 1/2 |
| Global Product Type | Envelopes/Mailers-Catalog Envelopes |
| Closure | Redi-Strip® Adhesive |
| Footnote 1 | DuPont™ and Tyvek® are registered trademarks of DuPont™ |
| Footnote 2 | Tyvek® basis weight is measured in pounds per 500 uncut 24" x 36" sheets of Tyvek® material |
| Seam Type | Center |
| Flap Type | Square |
| Opening | Open End |
| Exterior Material(s) | DuPont™ Tyvek® |
| Format/Border | USPS First Class Mail Format & Border |
| Preprinted Message | First Class Mail |
| Basis Weight | 14 lb Tyvek |