A Pack Of 50 x die cut 'pizza style' single wall postal mailing cardboard boxes, specifically manufactured to meet the maximum external size allowed by Royal Mail under their new 'small parcel' guidelines, enforced on 1 April 2013. Perfect for fitting anything that can be sent as a small parcel, providing an all round box for all these items, ensuring that you keep postage costs down.These top quality and presentable boxes are manufactured in 0427 style format (die-cut). They are stronger and more durable than standard single wall boxes. The dimensions once assembled are as follows:Internal Dimensions - 419x338x72mm External Dimensions - 440x349x79mmClick here to view the full royal mail 'small parcel' regulations enforced on 1 April 2013, and the corresponding box sizes that we stock which meet this criteria.