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USPS Molded Foam Boxes

These molded foam boxes will fit the USPS priority mail boxes you can get for free from the post office. Plus we have a few other sizes that fit USPS boxes. Order your cardboard boxes from USPS for free and they will delivery them to you free as well.

  • 7x7x6 Molded EPS for USPS (12 Pack)
    $44.28 7x7x6 Molded EPS for USPS (12 Pack)
    This is the perfect insulated box for shipping USPS. An EPS molded box for your temperature sensitive products. This is the insulated boxes only. You can order 7x7x6 USPS boxes for free from the USPS website and they will...

  • USPS Medium Priority Mail Styrofoam Box 4 Pack
    $20.00 USPS Medium Priority Mail Styrofoam Box 4 Pack
    This is for the Priority Mail MED Box. This fits perfect! Great for keeping things warm or cold. This only includes the styrofoam inserts you must get the cardboard box from the post office. ¾" wall thickness...

  • USPS Large Priority Mail Styrofoam Box 4 Pack
    $24.00 USPS Large Priority Mail Styrofoam Box 4 Pack
    This is for the Priority Mail LARGE Box. This fits perfect! Great for keeping things warm or cold. This only includes the styrofoam inserts you must get the cardboard box from the post office. ¾" wall thickness...

  • USPS XL Priority Mail Styrofoam Box 3 Pack
    $18.20 USPS XL Priority Mail Styrofoam Box 3 Pack
    This is for the Priority Mail 12x12x8 Box. This fits perfect! Great for keeping things warm or cold. This only includes the styrofoam inserts you must get the cardboard box from the post office. ¾" wall thickness...