New Guardian Envelopes Heavyweight Peel and Seal Gusset 25mm 130gsm Manilla C4 [Pack 100]
New Guardian gusset envelopes. Extra strong envelopes with peel and seal closure and expanding 25mm block bottom gusset ideal for mailing out catalogues, manuals and other bulky items. Weight - 135gsm. Size: (C4) 324mmx229mmx25mm (12.75x9x1).