9x12" Green Tyvek Self-Seal Envelopes - Tear Resistant Mailers, Case of 100
$135.53
/ case of 100$1.36 per mailer
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Ships from the nearest of 5 US warehouses · freight calculated at checkout
30-day returns on stock items · Return policy
Inside dimensions
9" × 12"
Board / material
14 lb. Olefin
Color
Green
Freight class
Class 78
Specifications
| Inside dimensions | 9" × 12" (L × W) |
|---|---|
| Board / material | 14 lb. Olefin |
| Color | Green |
| Sold as | Case of 100 |
| Order in multiples of | 1 |
| Case weight | 3.06 lb |
| Outer carton (shipping) | 13.25 × 10.5 × 4.75 in |
| LTL freight class | Class 78 |
| GTIN | 841436064545 |
| SKU | TYC912G |
About this item
SKU TYC912G — 9" × 12", 14 lb. Olefin, Green. Sold as a case of 100, shipped from US warehouses.
The 9x12" Green Tyvek Self-Seal Envelopes - Tear Resistant Mailers is a shipping mailer for documents, catalogs, apparel, small parts, photos, and lightweight e-commerce orders. Listed specs include size 9" x 12"; Tyvek material; case of 100. Use it as a mailing envelope, poly mailer, padded mailer, or flat document shipper when the item fits the listed size.
Common questions
What makes Tyvek® envelopes better than standard paper mailers?
Tyvek® olefin is 10 times stronger than paper, providing resistance to punctures, tears, and moisture. This reduces product damage, insurance claims, and shipping delays, lowering your total cost of ownership despite slightly higher unit cost.
Are these envelopes USPS and UPS compliant?
Yes. Tyvek® envelopes meet USPS, UPS, FedEx, and international postal standards. The self-seal closure is recognized by all major carriers as a secure, compliant sealing method.
Can the green color impact my branding or tracking?
The vibrant green actually enhances visibility in sorting facilities and reduces misrouted packages. Many customers use colored Tyvek® mailers as a branding touchpoint that differentiates premium shipments and improves customer unboxing experience.
How does the self-seal closure work, and do I need additional materials?
Simply insert contents, pull back the Redi-Strip tab, and press the adhesive flap sealed. No tape, glue, or additional supplies needed. This saves labor time and eliminates over-sealing that delays mail processing.
Order support
Questions on specs or freight?
Send the SKU, quantity, and delivery ZIP and we will confirm specs, availability, and freight before you order.