Use for e-commerce fulfillment centers, logistics companies, and shipping departments that need reliable document protection during transit. These 4 1/2" x 5 1/2" orange adhesive-backed envelopes hold packing slips, invoices, and shipping documentation securely on packages, ensuring compliance with carrier requirements while keeping critical papers visible and protected.
Best For
How to Choose the Right Packaging
Specs at a Glance
| Material | 2 Mil Polyethylene |
| Dimensions | 4 1/2" x 5 1/2" |
| Color | Orange |
| Closure Type | Adhesive-Backed (Peel & Seal) |
| Recyclable | No |
Common Use Cases
- E-commerce order fulfillment and package labeling Shipping invoice and packing slip attachment Multi-carrier logistics and last-mile delivery documentation Returns and RMA documentation on incoming packages International shipping compliance and customs documentation
What You'll Receive
- 1,000 pre-printed adhesive-backed "Invoice Enclosed" envelopes per case Orange poly material with strong adhesive backing for secure package attachment
Shipping & Packaging
Frequently Bought Together
Bundle & Save 5%Frequently Asked Questions
The adhesive is designed for clean, dry package surfaces. For optimal adhesion, apply to boxes before exposure to moisture. The 2 mil poly material protects documents inside from water damage, but application surface should be clean and dry.
Yes. The "Invoice Enclosed" pre-printed message and orange color meet all major carrier requirements for domestic and international shipments. These envelopes are commonly used by fulfillment centers shipping with FedEx, UPS, and USPS.
Bulk case pricing significantly reduces per-unit costs compared to smaller quantities, typically saving 30-40% versus retail packs. For shipping departments processing 50+ packages daily, a single case lasts 2-3 weeks, making it the most economical option.
Yes. The 4 1/2" x 5 1/2" dimensions accommodate standard packing slips, invoices, and multi-page shipping documentation. The adhesive back securely holds contents without tearing, even with 5-10 page documents.
Technical Specifications
| Material | 2 Mil Polyethylene |
| Dimensions | 4 1/2" x 5 1/2" |
| Color | Orange |
| Closure Type | Adhesive-Backed (Peel & Seal) |
| Recyclable | No |
| Color | Orange |
| Strength / Material | 2 Mil Poly |
| Dimensions (Internal) | 4 1/2"" × 5.5"" (L × W × H) |
Product Downloads
Shipping Information
Outer Carton Dimensions
9.75" × 6.0" × 4.75" (L × W × D)
Unit of Measure
CASE
Qty Per Shipping Unit
1000 PER CASE
LTL Freight Class
Class 60
Carrier Eligibility
UPS Ground & Freight Eligible
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