Specifications:

Self-adhere to Cardboard, Plastic, Wood, or Metal
Clear outer face
Perfect size for pre-printed shipping labels
Plain Face version—clear view window provides transparency for documents.
Ideal for housing  order forms, invoices, and special documents.
Provides excellent protection during shipments.
Puncture resistant and tamper/water proof.
Approved by UPS, FedEx, and USPS.

Package Include:

100/200 Packs  4.5 x 5.5 Packing List Envelope (as your choice)