Products (18,729 items)

These New Guardian Armour gusset envelopes are made from durable, heavyweight 130gsm paper reinforced with woven polyester thread for additional strength. The manilla envelopes feature a simple pee...

Made from bright 90gsm white paper, these Postmaster envelopes have been designed for, and tested on, all known makes of mailing machine, from desktop to full scale. They feature an oversized forma...

These environmentally friendly Basildon Bond envelopes are made from smooth white, 100% recycled 120gsm paper. With a simple and secure peel and seal closure and convenient address window measuring...

These Plus Fabric envelopes feature durable 120gsm bright white paper and a simple peel and seal closure with Power-Tac adhesion for a quick, strong seal. The envelopes also feature a convenient ea...

These sturdy and durable New Guardian board back envelopes feature heavyweight 130gsm paper and are printed with 'Please do not bend', making them ideal for mailing certificates, photos, artwork an...

Ideal for mailing bulky items such as catalogues, reports, brochures and more, these New Guardian envelopes feature an expanding 25mm gusset and durable, heavyweight 130gsm paper. The manilla envel...

These New Guardian envelopes provide superior protection and strength with durable, heavyweight 130gsm paper. Ideal for mailing larger, bulkier items, these envelopes measure 444 x 368mm and featur...

Made from bright 90gsm white paper, these Postmaster envelopes have been designed for, and tested on, all known makes of mailing machine, from desktop to full scale. They feature an oversized forma...

These environmentally friendly Basildon Bond envelopes are made from smooth, white, 100% recycled 120gsm paper. With a simple and secure peel and seal closure, these envelopes are suitable for unfo...

Constructed from strong 120gsm paper, these Plus Fabric DL wallet envelopes feature a bright white exterior with a convenient address window measuring 39 x 93mm. The simple self-seal closure helps ...

Constructed from strong 120gsm paper, these Plus Fabric DL wallet envelopes feature a bright white exterior and convenient address window measuring 39 x 93mm. With a simple and secure self-seal clo...

Ideal for mailing bulky items such as catalogues, reports, brochures and more, these Plus Fabric envelopes feature an expanding 25mm gusset and durable, heavyweight 120gsm bright white paper. The e...

These New Guardian envelopes provide superior protection and strength with durable, heavyweight 130gsm paper. The envelopes measure 254 x 178mm and feature a simple, secure peel and seal closure wi...

These Plus Fabric envelopes feature durable 120gsm bright white paper and a simple self-seal closure for ease of use. The envelopes also feature a convenient address window measuring 100 x 40mm. Th...

Ideal for mailing bulky items such as catalogues, reports, brochures and more, these Plus Fabric envelopes feature an expanding 25mm gusset and durable, heavyweight 120gsm bright white paper. The e...