MMBM Full Face Packing List Envelopes 4.5" x 5.5" 256000 Pieces Water-Resistant for Packing Invoices in Bulk

Tamper Proof 2 Mil Poly Protects Documents inside. Orange color commands awareness, discloses inner contents. Able to attach strongly to your shipment. Adheres to most surfaces. Can withstand against harsh weather and rough shipping and handling.