Profile: Discount Packaging Supply specializes in offering packaging supplies. Our products include corrugated boxes & mailers, bin & storage containers, chipboard cartons & pads, mailing bags & envelopes, mailing tubes, poly bags, labels, tags, shrink film, stretch film, strapping, papers, wraps and janitorial supplies. Our poly bags include reclosable poly bags, polypropylene poly bags, poly sheeting, bag tapes & tapers and twist ties.