Welcome to Crystal Mailing

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Mailing Boxes and Tubes

Our extensive collection of cardboard mailing boxes and postal tubes. Plenty of variety in size and on certain ranges come in white and brown.



    Postal Tubes
    Postal Tubes

    Postal Tubes

    Postal Boxes
    Postal Boxes

    Postal Boxes

    Single Wall
    Single Wall

    Single Wall

    Large Letter Boxes

    Large range of die cut mailing boxes and packaging many sizes based on prices in proportion, C boxes fits royal mail large letter.
    Also includes F Boxes which range from small to large.





    Postal Tubes

    These postal tubes are great for sending documents that need to keep their shape, with a cardboard top to securely seal and hold in place.

    Postal Boxes

    These cardboard postal tubes are a perfect method for posting and protecting your products, manufactured from 65 gsm spiral wound board. Cardboard caps fit tighly on the end and the tubes are sealed at the bottom. Perfect for any large documents, paintings, maps or cylinder products.

    Single Wall

    Our single wall cardboard boxes come in 22 sizes and are perfect for your products whether for storage or posting.