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Constructed from 18 lb. olefin. Ten times stronger than paper envelopes. Envelopes expand to hold bulky items. Feature self-seal closure. 100 per case.
Item Specifications
10 x 13 x 1 1/2" First Class Expandable Tyvek® Envelopes
Tyvek® envelopes provide superior puncture, tear and moisture protection.Constructed from 18 lb. olefin. Ten times stronger than paper envelopes. Envelopes expand to hold bulky items. Feature self-seal closure. 100 per case.
Item Specifications
Item Length | Item Width | Item Height | Color | Strength/Material |
13" | 10" | 1 1/2" | White - Green | 18 lb. Olefin |