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[Amazon.com] 500 12x15.5 WHITE POLY MAILERS ENVELOPES BAGS 12 x 15.5

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[Amazon.com] 300 12x15.5 WHITE POLY MAILERS ENVELOPES BAGS 12 x 15.5

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[Amazon.com] Ampac POL1215 Premium Poly Mailer Bag with Heat-Sealed Side Seam, 15.5" Length x 12" Width, White/Silver (Case of 500)

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