100x C6 A6 Size Large Letter Cardboard Postal Box Royal Mail PIP 160x115x22mm UK
EXTERNAL SIZE: 160mmm x 115mm x 22mm (6.3" x 4.5" x 0.8" ) - LARGE LETTER QUALIFYING. Cardboard boxes. MADE FROM A HARD 1.2mm THICK SINGLE WALL CARDBOARD. IV, HS,KA27-28, KW, PA20-49, PA60-78, PH17-26, PH30-44,PH49-50, ZE, BT,IM,TR21-25.