• Extra Strong Double wall Corrugated Board
• All our boxes are produced right here in the USA
• 48 ECT 1/3" thick kraft corrugated board sustainably sourced and recyclable

48ECT double wall corrugated cardboard boxes are designed for the heavy lifting. These super durable Cartons can be used universally for various shipping applications via water, railroad, and air and even as moving boxes. Buy heavy duty cardboard boxes and double wall packaging boxes wholesale