
This is the Priority Mail Box 4, also known as Cubic Dimension Box B3. It is ideal for shipping heavier, smaller shipments with USPS Cubic Rates. (Please Note: If ordering USPS supplies you must have an account registered at www.chitchats.com in order to purchase. Shipping and handling fees apply)
Inner Dimensions 7" x 7" x 6"
Outer Dimensions 7.25" x 7.25" x 6.5"
Outer Dimensions Cubic Feet: 0.197