Sparco Pre-Labeled Waterproof Packing Envelopes - Packing List - 4 1/2" Width x 5 1/2" Length - Self-adhesive Seal - Low Density Polyethylene (LDPE) - 1000 / Box - White

Sparco Pre-Labeled Waterproof Packing Envelopes - Packing List - 4 1/2
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Pre-labeled envelope features a waterproof and oil-proof design to ensure your package is secure. Front is printed with "Invoice/Packing List Enclosed." Self-adhesive offers a quick and easy way to seal your package without the need to moisten. Top layer is made of an LDPE 30 micron adhesive.