Shipping Ideas

Save on shipping your slides and photos to us by using free USPS Priority Mail boxes—they’re sturdy, easy to get, and available in sizes that fit most slide trays and photo packs.

USPS Priority Mail box 12.125 × 12 × 8.5 inches — 12.125" × 12" × 8.5"

USPS Priority Mail box 12 × 12 × 6 inches — 12" × 12" × 6"

USPS Priority Mail box 14 × 5 × 7 inches — 14 7/8" × 5 1/4" × 7 3/8"

Why use free USPS boxes?

The U.S. Postal Service offers free Priority Mail boxes you can pick up at your local post office or order online. They’re a great way to protect your slides and photos and keep shipping costs predictable.

There is often a 10-box minimum when ordering online, so many customers simply stop by their post office to grab a few free boxes.

The boxes are strong and free. You still have to pay for shipping.

Common box sizes

7" × 7" × 6"
12" × 12" × 6"
12 1/8" × 12" × 8 1/2"
12 1/2" × 15 1/2" × 3"
14 7/8" × 5 1/4" × 7 3/8"

You can check current mailing costs on USPS.com.

USPS Priority Mail Flat Rate box options — Priority Mail Flat Rate Boxes 2025. Yes, they are shrinking. Did you expect anything else? They still are a good deal for the most part.

Priority Mail Flat Rate boxes

Flat Rate boxes let you ship as much as fits in the box for one set price. Contents must be neatly contained and the box should close securely without being reshaped or enlarged.

Inside dimensions commonly include 11" × 8.5" × 5.5" and 13.625" × 11.875" × 3.375".
Seal with strong packaging tape; make sure the box holds its shape when taped.

When you’re ready, start your order here. You’ll find packing tips and shipping guidance on our order form pages.