9x12 14 lb White Self-Seal Tyvek Envelopes 100/Case TYF0912WS
$64.10
/ case of 100$0.64 per mailer
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Secure checkout
| Quantity (case) | Item-subtotal discount |
|---|---|
| 1–2 | Base item price |
| 3–5 | 3% off qualifying item subtotal |
| 6+ | 5% off qualifying item subtotal |
| Pallet or repeat orders | Get a delivered quote |
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Shipping & returns details
Ships from U.S. warehouses. 30-day returns on unopened stock items.
Shipping cost and timing depend on the product, quantity and destination. Parcel or freight service is used as appropriate. Shipping discounts apply only to qualifying orders and rates.
Standard delivery is to street addresses in the contiguous U.S. Eligible returns must be unused and in original packaging; return shipping may apply.
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Inside dimensions
9" × 12"
Board / material
14 lb. Olefin
Color
White
Freight class
Class 78
From our customers
“The packaging is sturdy, well-made, and looks professional. We’re really pleased with the quality.”
“They helped us choose the right packaging for our products and made ordering easy.”
“Ordering was easy, everything arrived as described, and we’ll definitely order again.”
Questions before you order?Talk to us
Specifications
| Inside dimensions | 9" × 12" (L × W) |
|---|---|
| Board / material | 14 lb. Olefin |
| Color | White |
| Sold as | Case of 100 |
| Physical units per order increment | 1 |
| Case weight | 2.84 lb |
| Outer carton (shipping) | 13.25 × 10.5 × 4.75 in |
| LTL freight class | Class 78 |
| SKU | TYF0912WS |
About this item
SKU TYF0912WS — 9" × 12", 14 lb. Olefin, White. Sold as a case of 100, shipped from US warehouses.
9x12 14 lb white self-seal tyvek envelopes 100 per case. A document mailer for offices and shipping desks. This is the white version; black and clear options are separate listings. Peel-and-stick self-seal closure. 100 per case; order by the case of 100. Shoppers also call these mailing envelopes or shipping envelopes.
Common questions
How does Tyvek® material reduce shipping damage claims?
Tyvek® is 10 times stronger than paper envelopes and resists punctures, tears, and moisture. This protection minimizes product damage during transit, reducing costly returns and claim disputes while improving customer satisfaction.
Are these envelopes compliant with USPS and carrier standards?
Yes. The self-seal adhesive closure creates a secure, tamper-evident seal that meets USPS, UPS, and FedEx shipping requirements. These envelopes are approved for First-Class Mail and priority shipping services.
What products work best in 9 x 12" Tyvek® envelopes?
Ideal for documents, invoices, CDs/DVDs, small electronics, pharmaceuticals, and lightweight products up to 2-3 lbs. The flat design maximizes stackability while the side-loading format accommodates standard letterhead and thin merchandise.
How does the self-seal closure improve efficiency?
The pre-applied adhesive strip eliminates taping steps, reducing pack time by 15-25% per envelope. This accelerates fulfillment workflows, lowers labor costs, and ensures consistent, professional seals across high-volume shipping operations.
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.