Heavyweight 18 lb Tyvek Open End Expansion Mailers, #13 1/2, Square Flap, Redi-Strip Adhesive Closure, 10 x 13, White, 100/CT
- Expandable fit made of rip and water resistant Tyvek material with self seal flap.
- Strong, lightweight envelopes made of Tyvek® material are half the weight of heavy-duty paper envelopes; save on postage with every mailing.
- Envelopes made with Tyvek® repel water and resist acids, bases, salts, rot, mildew and stains; perfect for storing taxes and essential papers in the home office.
- Redi-Strip ® envelopes seal tight to keep contents safe-just pull and press-adheres without moisture for a clean, instant seal.
These Survivor® envelopes expand to provide lightweight, inexpensive shipping for bulky items. Expandable envelopes are made of puncture, tear and moisture-resistant DuPont™ Tyvek® material. Envelopes made with Tyvek® are half the weight of heavy duty paper envelopes, so you save on postage with each mailing. Our tough expandable mailers resist overstuffing, bad weather and rough handling to deliver your contents intact. With easy to use Quality Park® Redi-Strip® envelope closures, just peel and press for an instant seal. Heavyweight 18 lb Tyvek®. Seam Type: Center; Flap Type: Square; Trade Size: #13 1/2; Security Tinted: No.
Products specifications
| Trade Size | #13 1/2 |
| Pre-Consumer Recycled Content Percent | 0% |
| Post-Consumer Recycled Content Percent | 0% |
| Total Recycled Content Percent | 0% |
| Expansion | 1.5" |
| Seam Type | Center |
| Exterior Material(s) | DuPont™ Tyvek® |
| Security Tinted | No |
| Opening | Open End |
| Flap Type | Square |
| Color(s) | White |
| Color Family | White |
| Basis Weight | 18 lb Tyvek |
| 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 |
| Special Features | Heavyweight 18 lb Tyvek® |
| Global Product Type | Catalog Envelopes |
| Envelopes/Mailers Closure | Redi-Strip® Adhesive |
| Envelopes/Mailers Exterior Dimensions | 10 x 13 |
| Product Biodegradability in Days | 0 |
