Single Wall Postal Mailing Cardboard Boxes Cartons Royal mail Amazon
Single wall Standard 125 KT B flute standard 0201 style. Single wall boxes. 12 x 9 x 4" (305 x 229 x 102mm). 9 x 9 x 9" (229 x 229 x 229mm). 9 x 6 x 4" (229 x 152 x 104mm). 9 x 6 x 6" (229 x 152 x 152mm).