Triplast 324 x 229 mm A4 C4 Manilla Hard Board Backed Envelopes (Pack of 20), Brown

A MAILING ESSENTIAL: Pack of 20 x C4 rigid mailers designed to contain unfolded A4 paper (or A3 paper folded in half) - perfectly sized for posting & storing flat documents, certificates, magazines, reports, portfolios, contracts & photo prints WILL NOT BEND: 120gsm kraft paper front & 1000 micron board back construction offers all-round protection & rigidity to keep contents flat, crease-free & safe. "Please do not bend" is printed in large red font on the front to caution all handlers. QUICK, EASY & SECURE: Built-in peel & seal strip reduces packing time & cost by providing a strong & hassle-free seal while also offering extended shelf-life over self seal envelopes - just remove the strip & press the flap down to seal! SAVE ON PACKAGING & POSTAGE: A more cost-effective & waste-free alternative to all board envelopes, these light yet sturdy card backed envelopes are also cheaper to post. You may write on them directly to eliminate the need for extra address labels. AN ECO-CONSCIOUS CHOICE: Made from 100% recycled material, fully kerbside recyclable & biodegradable - these hard back envelopes are a plastic-free, sustainable & environmentally conscious packaging choice for office, school & home use.