Itoya PolyEnvelope (Blue)

This PolyEnvelope in blue from Itoya is the industry standard in polypropylene filing and storage envelopes. Its lightweight yet durable construction resists moisture to protect your documents from the elements. The PolyEnvelope features heat-welded seams for strength and a see-through design so you can easily identify your contents. The top flap seals securely with a string fastener and a hook-and-loop closure.