7 1/2 x 10 1/2" White Flat Tyvek® Envelopes
- 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 | Pricing |
|---|---|
| Stock NumberTYF0710WH | Pricing |

Outside W x L: 7 1/2 x 10 1/2"
Quantity Per Case: 100
Description: White
Order in Multiples of: 1
Freight Class: 85
Weight: 2.24 EA
NMFC Code: 153900-8
Ships Parcel: Yes
These 7-1/2 x 10-1/2 inch white flat Tyvek® envelopes are constructed from 14 lb. spunbonded olefin, a material that delivers puncture resistance, tear resistance, and moisture resistance that standard paper envelopes cannot match. The flat format carries no expansion gusset, keeping contents secure and presentation clean for both branded and unbranded outbound shipments.
The self-seal adhesive strip closes without tape or additional adhesive, reducing pack-out steps on high-volume lines. Common applications include legal and medical document distribution, retail catalog mailings, photographic prints, contracts, and flexible flat goods sent through fulfillment centers, law offices, healthcare facilities, and government agencies.
Each case contains 100 envelopes with an interior capacity of 7-1/2 by 10-1/2 inches, sized to accept standard letter and A4 documents without folding. Cases ship via parcel carrier, supporting routine replenishment for operations of any size.
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