Smooth white All Board Envelopes, with dimensions 229mm x 324mm, which means they fit A4 sheets - these are neat, tight fitting envelopes, if you are sending quantities greater than 10 sheets or a printed booklet you may wish to consider our AB11 - an envelope with greater capacity. They are made from premium grade 500 micron, 350gsm, GD2 fully coated chipboard. Using them will save you time because their pre-folded closure and peel and seal strip make them quick and simple to seal securely. Your customer will find them easy to open as they have easy-open strips build in.  These robust board envelopes are the ideal solution for sending paper, card and slim items that need to be protected during despatch. You can print directly onto their coated surface, or use self-adhesive labels as these will bond well to their smooth outers.