Sidebar
Constructed from 14 lb. olefin. Ten times stronger than paper envelopes. Feature a special seal that once broken, the word "OPENED" appears in red on the flap.
Item Specifications
9 x 12" Tamper Evident Tyvek® Envelopes
Tyvek® envelopes provide superior puncture, tear and moisture protection.Constructed from 14 lb. olefin. Ten times stronger than paper envelopes. Feature a special seal that once broken, the word "OPENED" appears in red on the flap.
Item Specifications
Item Length | Item Width | Item Height | Color | Strength/Material |
12" | 9" | N/A | White | 14 lb. Olefin |