Pressure sensitive backing attaches securely to almost anything - paper, wood, plastic or metal. Tamperproof 2 mil poly protects documents inside. Side loading. Opening dimension listed first. Clear outer face, white backing. Inside usable dimensions: 4 x 5"ULINE offers over 41,000 boxes, plastic poly bags, mailing tubes, warehouse supplies and bubble wrap for your storage, packaging, or shipping supplies.

Pressure sensitive backing attaches securely to almost anything - paper, wood, plastic or metal. Tamperproof 2 mil poly protects documents inside. Side loading. Opening dimension listed first. Clear outer face, white backing. Inside usable dimensions: 4 x 5"ULINE offers over 41,000 boxes, plastic poly bags, mailing tubes, warehouse supplies and bubble wrap for your storage, packaging, or shipping supplies.