New Guardian Gusset Envelopes
Extra strong heavyweight paper gusset envelopes
These New Guardian gusset envelopes feature a massive 25mm expanding block bottom gusset. The envelope is manufactured from extra strong 130gsm heavyweight paper making it ideal for posting large items. The exceptionally strong powertac provides an incredible seal when it comes to closing the envelope. The popular C4 size is also available in a windowed and mini pack version.
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Extra strong 130gsm paper
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25mm gusset
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Ideal for mailing large items
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Powertac secure seal
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Block bottom gusset
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Attractive manilla