Rigid All Board Envelopes CP 010.09 are the ultimate in adjustable capacity card envelopes. Made in heavy duty E-flute corrugated card with an exterior size of 582mm x 432mm they are pre-creased so you can customise the depth to best meet your packaging needs. At maximum capacity the internal area measures 570mm x 420mm x 50mm*, a versatile size suitable for all kinds of vinyl, electronics, publications and books. To ensure the contents arrive in perfect condition Rigid All Board Envelopes are not only strong and bend resistant, but also feature reinforced corners to guard against impact or crushing. They are a good alternative to cardboard tubes for sending important items like artwork, large prints and other documents without causing them to curl up. A peel and seal closure strip creates a secure, tamper proof seal, and an easy open tear strip is included to aid customers in unpacking. The card used has even been manufactured specially to remove the risk of paper cuts. *Effective size decreases with increasing thickness