The other box that they offer, referred to as the “Medium Flat Rate Box – 2” loads from the side, and it has different dimensions due to that variation. This box is squarer shaped and, because of that, you may have to be careful about which items that you are trying to put in the box. The “Medium Flat Rate Box – 1” which is a top-loading box, has the following dimensions: Most items are going to fit within one or the other, and the rate is affordable, while still getting the package to where it needs to go within a reasonable amount of time. This is because this is the box option that many people choose for what they need to send. There are two main types of USPS Medium Flat Rate Box Size options. Measuring Up the USPS Medium Flat Rate Box Size

What is the USPS medium flat rate box size? How much can you fit in there without having any sort of problems come up in the process? And how can you use the box in an effective manner so that you don’t end up spending way too much on the process? Let’s take a look. Each envelope is unique in size and structure and has differing use cases.One of the challenges that often comes with utilizing flat rate boxes is the size. There are 5 different options for USPS Flat Rate Envelopes. That being said, let's dive into the different USPS Priority Mail Box and Envelope options. With a USPS Flat Rate Box or Envelope, you will be able to ship any item of any weight up to 70lbs to any location for the same price assuming it fits properly, without any bulging, within its designated box or envelope. If using non-customized boxes is not a deal breaker for you, USPS Flat Rate Shipping is a great tool to spend less on shipping.

This can be a drawback for some because, unless you are a high volume shipper, you cannot get customized boxes with specific branding.

In order to have access to the USPS Priority Mail Flat Rate pricing, you must use one of USPS designated Flat Rate Boxes you cannot use just any box of the same dimensions. You can pick them up at any post office or USPS will actually ship the boxes opens in new tab open_in_new to you for free. One of the many benefits of shipping with USPS Flat Rate Boxes is that the boxes themselves are free. How You Can Use USPS Flat Rate Boxes and Envelopes to Save on Shipping

Medium flat rate box dimensions