
First Class Flat Tyvek Envelopes
The ultimate in tear, puncture and moisture protection.
- Ten times stronger than regular paper envelopes
- Constructed from tough, tear resistant 14lb olefin
| Product | Price | Add to Cart |
|---|---|---|
| 2 Products Found | ||
| 9x12 First Class Flat Tyvek Envelopes (End Opening)PSML1636 | $50.84 | |
| 10x13 First Class Flat Tyvek Envelopes (End Opening)PSML1638 | $55.76 | |
| 2 Products Found | ||



