500 X Strong Grey Plastic Mailing Post Poly Postage Bags with Self Seal 12.5x17"

SIMPLY INSERT THE ITEM IN TO THE BAG REMOVE THE SELF SEAL LIP AND SIMPLY SEAL THE BAG. quantity: 500. SIZE: 12.5 x 17" (320 x 440mm). THICKNESS: 55 to 60 MICRON.

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