Self-Seal Flat Tyvek® Envelopes
Tyvek® envelopes provide superior puncture, tear and moisture protection.
- Constructed from 14 lb. olefin.
- Ten times stronger than paper envelopes.
- Feature self-seal closure.
- Available in plain and First Class printed borders.

Stock Number | Outside W x L | Description | Opening | Quantity Per Case | 1 | 3 | 5 | 10+ | Add to Cart |
|---|---|---|---|---|---|---|---|---|---|
| TYF0609WH | 6 x 9" | White | End | 100 | $51.43 | $49.46 | $47.48 | $44.84 | |
| TYF0710WH | 7 1/2 x 10 1/2" | White | End | 100 | 60.40 | 58.08 | 55.76 | 52.66 | |
| TYF0912WH | 9 x 12" | White | End | 100 | 65.33 | 62.82 | 60.31 | 56.96 | |
| TYF0912WS | 9 x 12" | White | Side | 100 | 76.92 | 73.97 | 71.01 | 67.06 | |
| TYF0912FC | 9 x 12" | First Class | End | 100 | 68.11 | 65.49 | 62.87 | 59.38 | |
| TYF091212WH | 9 1/2 x 12 1/2" | White | End | 100 | 72.27 | 69.50 | 66.72 | 63.01 | |
| TYF1013WH | 10 x 13" | White | End | 100 | 67.22 | 64.64 | 62.05 | 58.60 | |
| TYF1013WS | 10 x 13" | White | Side | 100 | 89.97 | 86.51 | 83.04 | 78.43 | |
| TYF1013FC | 10 x 13" | First Class | End | 100 | 75.05 | 72.17 | 69.28 | 65.43 | |
| TYF1015WH | 10 x 15" | White | End | 100 | 87.56 | 84.20 | 80.83 | 76.34 | |
| TYF1215WH | 12 x 15 1/2" | White | End | 100 | 95.16 | 91.50 | 87.84 | 82.96 | |
| TYF1319WH | 13 x 19" | White | End | 100 | 195.66 | 188.13 | 180.60 | 170.57 | |
| TYF1520WS | 15 x 20" | White | End | 100 | 305.57 | 293.82 | 282.07 | 266.40 |
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