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Shipping Supply Experts
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Expandable Tyvek envelopes are the ultimate in tear, puncture and moisture protection.

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

Stock No.TypeCase
1 3 5+
10x13x1 1/2 FC 100/Case
10x13x1 1/2 100/Case
10x13x2 100/Case
10x13x2 Side 100/Case
10x15x2 Side 100/Case
12x16x2 FC 100/Case
12x16x2 100/Case
12x16x4 Side 50/Case
9x12x2 100/Case

Monster Packaging and Shipping Supplies has the items you need instock. Most orders are shipped the same day when placed before 2:00CST. Order Online or call us today.

Order online or call toll-free 1-877-551-1831