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Expandable TYVEK Envelopes
We offer Expandable Tyvek Envelopes that will assist you in protecting your items and documents. With superior resistance to moisture and tearing, feel at ease using this style envelope. Our Expandable Tyvek Envelopes are available in sizes ranging from 9” x 12” x 2” to 12” x 16” x 2”.
- Ten times stronger than regular paper envelopes
- Constructed from tough, 18lb olefin
- Expandable to hold more than flat envelopes
- Available in Plain and First Class
- Sold in case quantities