• 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

32ECT singlewall corrugated cardboard boxes are the industry standard. These durable Cartons can be used universally for various shipping applications via water, railroad, and air and even as moving boxes. Buy cardboard boxes and packaging boxes wholesale