is the weight limit on any size FLB, but the box fastening edges have to meet.īelow are a few typical questions and answers:Ī. Here are the rules, I was off on the not excessive pack, but 70 lbs.

You can't 'encase' the flat rate box, FLB, in tape! Make sure to use plenty of packing material to make the package as solid as possible especially when shipping heavy items.īy Tom Strickling on Tuesday, Septem09:58 am:Īnd totally encase it in clear packing tape.īy Dan Treace, North FL on Tuesday, Septem07:58 pm: I cut out thick cardboard panels from scrap cardboard and build a box inside the flat rate box to send heavy items that would otherwise destroy the flimsy flat rate box's in shipping. The flat rate box's are made of really thin cardboard. Get a set at the post office or order a set online for home deliveryīy Jay - In Northern California on Tuesday, Septem09:29 am: It can bulge all over the place, but can’t be “modified”.īy Nevada Bob Middleton on Monday, Septem11:55 pm: Last time I looked According to USPS tariffs, it only needs to close properly. box for $13.65 is 14' x 12' x 3 1/2' thick.īy Adam Doleshal on Monday, Septem09:01 pm: The post office only accepts those priority boxes intact, and you shouldn't bulge the box excessive either with the contents.

Oops, should have been OT, not sure how to edit.īy Dan Treace, North FL on Monday, Septem08:25 pm: Can I deform the box to fit the item? No cutting is required.īy Jason Given - St. It is taller than the medium box, but shorter and narrower. I need to ship something, I have never used a USPS Flat Rate box. Model T Ford Forum: OT - USPS flat rate box OT - USPS flat rate boxīy Jason Given - St.

Usps flat rate small box price 2018