Royal Mail PIP Large Letter Cardboard Postal Boxes C4 C5 C6 C7 DL FSC Certified

13 x 10 x 3 (to 5”) (2-piece Base + Lid) 330 x 250 x 70 (to 120mm) B (approx. 12 x 10 x 4" (1-piece Hinged) 300 x 250 x 100mm B (approx. 12 x 9 x 2½" (1-piece Hinged) 310 x 234 x 63mm B (approx. 12 x 6 x 2" (1-piece Hinged) 305 x 152 x 50mm B (approx. ).

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