Partners Brand Double Wall Boxes 13in x 13in x 13in, Bundle of 15

These boxes provide twice the protection of a standard carton. Boxes are manufactured from heavy-duty ECT-48 kraft corrugated. Heavy-duty construction provides greater protection and stacking strength. Manufactured from heavy-duty 275# D.W./ECT-48 kraft corrugated. Heavy-duty construction provides greater protection and stacking strength. Cartons are sold in bundle quantities and ship flat to save on storage space and shipping.