Security policy | Envelopes & Mailing Supplies

Go Secure's extra strong polythene envelopes are 245x320mm in size and available in a pack of 25. These envelopes offer durability, security, and protection for documents or small items during storage or shipping.

Go Secure's extra strong polythene envelopes are 245x320mm in size and available in a pack of 25. These envelopes offer durability, security, and protection for documents or small items during storage or shipping.

An essential addition to any home or work environment. Great value pack of 50 white DL self seal evelopes perfect for sending A4 letters.

Q-Connect C4 board-back envelopes are made from 115gsm manila paper and feature a convenient peel-and-seal closure. This pack contains 125 envelopes, perfect for secure mailing and professional presentations. Ideal for office and personal use.

Q-Connect C4 board-back envelopes are made from 115gsm manila paper and feature a convenient peel-and-seal closure. This pack contains 125 envelopes, perfect for secure mailing and professional presentations. Ideal for office and personal use.

Q-Connect C4 board-back envelopes are made from 115gsm manila paper and feature a convenient peel-and-seal closure. This pack contains 125 envelopes, perfect for secure mailing and professional presentations. Ideal for office and personal use.

Q-Connect C4 board-back envelopes are made from 115gsm manila paper and feature a convenient peel-and-seal closure. This pack contains 125 envelopes, perfect for secure mailing and professional presentations. Ideal for office and personal use.

Make a difference to your mail with these stiff and protective Blake Purely Packaging All Board envelopes by Blake - Made from heavyweight 350gsm card to ensure that your mail is protected - Strong Peel & Seal closure for ease of use, additional security

Heavyweight, double wall corrugated conventional cartons - Supplied flat for easy storage until required - Easy to construct - Size: 457 x 305 x 305mm - Pack of 15

Heavyweight, double wall corrugated conventional cartons - Supplied flat for easy storage until required - Easy to construct - Size: 305 x 305x 306mm - Pack of 15

Heavyweight, double wall corrugated conventional cartons - Supplied flat for easy storage until required - Easy to construct - Size: 599 x 510 x 410mm - Pack of 15

Plain peel and seal envelopes for securely enclosing documents, made from durable materials and available in packs.

The Minigrip Bag is a clear polyethylene bag measuring 230mm x 325mm. It is available in packs of 1000 and features a SecureSeal closure system for added security.