Priority Mail® Forever Prepaid Flat Rate Medium Box – 1 – PPFRB1 | USPS.com
Priority Mail Flat Rate® Medium Box - 1 | USPS.com
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Priority Mail® Forever Prepaid Flat Rate Medium Box – 2 – PPFRB2 | USPS.com
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USPS Priority Mail - Free Boxes, Sizes and Flat Rate
If it fits, it ships for a flat rate of only $13.95 via a USPS Medium Priority Mail flat rate box. *Note: USA orders only.
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