Royal Mail Large Letter Brown Envelope Box 16.5cm x 30.7cm x 2.4cm (50 per pack)

Royal Mail Large letter Postal Boxes 0427 style, External dimensions 165mm x 307mm x 24mm, Internal 150mm x 300mm x 20mm, for easy fast assembly. Suitable for posting and presentation.

Side flaps give your product triple protection.

Delivered flat packed and sold in packs of 50. Made from strong Kraft E flute corrugated