- USPS-approved
- Water-resistant, reusable fabric bag
- Smooth, nylon zipper
- Pre-printed block for return address
- Framed 3-5/8″ x 5-3/4″ cut-out window in upper corner fits size 8 shipping tags.
- Eyelet holes at top of bag enable seals to secure zipper and shipping tag during transit.
- Gusseted sides allow for consolidated bulk mailings.
- Can be color-coded for instant recognition of which department to deliver to.
- Window for Reversible Address Tag for fast return.
- Secur-a-ties and shipping tags sold separately.
- View Spec Sheet
For custom identification or quantity discounts, see our manufactured option by clicking here — Click Here for Custom Bag
| Stock Item |
Yes |
|---|---|
| Material |
Nylotop® 2000 |
| Size
|
14″ x 18″ x 4″
|
| Security Type
|
Zipper / Non-Locking Bags |
Stock items ship 3-5 days from receipt of order.
Need them quicker? We offer a Stock Express option which ships in 24 hours from receipt of order. There will be a 10% upcharge for this service. To place an Express order, call our Customer Service team at 800-458-7300.
Expandable Trans-Sac® Mailing Envelopes (In-Stock)
Expandable Trans-Sac® Mailing Envelopes (In-Stock)
Post Office approved, reusable fabric envelopes can survive hundreds of round trips by mail and hold up to 5 times as much as paper envelopes. Save money on postage through consolidated mailings. Designed for inter-office or inter-branch communications by mail or messenger. Great for Books By Mail programs.
Customizing Options
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SKU:B05940-T1S-83cc*
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- USPS-approved
- Water-resistant, reusable fabric bag
- Smooth, nylon zipper
- Pre-printed block for return address
- Framed 3-5/8″ x 5-3/4″ cut-out window in upper corner fits size 8 shipping tags.
- Eyelet holes at top of bag enable seals to secure zipper and shipping tag during transit.
- Gusseted sides allow for consolidated bulk mailings.
- Can be color-coded for instant recognition of which department to deliver to.
- Window for Reversible Address Tag for fast return.
- Secur-a-ties and shipping tags sold separately.
- View Spec Sheet
For custom identification or quantity discounts, see our manufactured option by clicking here — Click Here for Custom Bag
| Stock Item |
Yes |
|---|---|
| Material |
Nylotop® 2000 |
| Size
|
14″ x 18″ x 4″
|
| Security Type
|
Zipper / Non-Locking Bags |
Stock items ship 3-5 days from receipt of order.
Need them quicker? We offer a Stock Express option which ships in 24 hours from receipt of order. There will be a 10% upcharge for this service. To place an Express order, call our Customer Service team at 800-458-7300.

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Custom Solutions
Tailor-made for your needs. Get security bags customized to your exact specifications.
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Return Policy
Stock bags can be returned within 30 days (15% restocking fee). Repairs available for select security bags. Manufactured bags cannot be returned.
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Secure Payments
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(800) 458-7300