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The Polybag versus the Constructed Poly Envelope
Read moreWhy constructed poly envelopes are better than polybags for direct mail Polybags, also known as polyethylene bags, provide an economical shipping choice that protects against dirt, moisture, and tampering. They can be clear or opaque and printed with images and type. They’re available in several different thicknesses, referred to as mils, to protect and package as many different products as