ReadyPost 15 x 12 x 10-inch Mailing Cartons | USPS.com
The Home Depot Medium Moving Box (18 in. L x 18 in. W x 16 in. D ) 1001005 - The Home Depot
Pen+Gear Medium Recycled Moving Boxes, 19L x 14W x 17H, Kraft - Walmart.com
Amazon.com: BOX USA B181818MS Medium Moving Boxes, 18" L x 18" W x 18" H, 18" Height, 18" Width, 18" Length, Kraft (Pack of 20) : Industrial & Scientific
Amazon.com : Amazon Basics Cardboard Moving Boxes - 10-Pack, Medium, 18" x 14" x 12" : Office Products
Amazon.com: Uboxes Medium Moving Boxes 18"x14"x12" (Pack of 15) : Office Products
Medium cardboard box – Harrogate Self Storage
Amazon.com : Medium Moving Boxes with Handles Pack of 10 – 18"x14"x12" – Cheap Cheap Moving Boxes : Office Products