Product categories

Safety envelopes

A security envelope is used for transporting or storing particularly valuable items such as bank deposits, confidential documents, keys, etc.

The security system used in this envelope protects the contents from tampering by third parties. Any attempt to open the envelope will leave visible signs of tampering. Once opened, the envelope cannot be resealed.

Available sizes: B5 and B4.
Available colours: white, transparent.
Packaged in packs of 1,000 – i.e. 10 packs of 100.

The security envelope is used for transporting and storing particularly valuable mail such as bank deposits, secret documents, keys, etc.

The security system used in this envelope protects the contents from interference by third parties. Any attempt to open the envelope will leave visible signs of interference with the contents. Any opening of the envelope is irreversible.

available colors: white, transparent,
available formats: B4, B5,
packs of 1000 pieces., (i.e. 5 packages of 200 pieces, including 4 small packs of 50 pieces each).

B5
External dimensions in mm: 185 ±3 × 260 + 30 mm.
Internal dimensions in mm: 173 ±3 × 255 mm.
Quantity per pallet – 48 cartons.
Packaged in packs of 1000 – i.e. 10 packs of 100.

B4
External dimensions in mm: 255 +/-3 x 360 + 30mm.
Internal dimensions in mm: 245 +/-3 x 355mm.
Quantity per pallet – 32 cartons.
Packaged in sets of 1,000 – i.e. 10 packs of 100.

Material: glossy LDPE film, three-layer.

Additional information on security features:

1. Sealing tape – permanently seals the envelope. It is impossible to remove the tape without damaging it. Any attempt to open the envelope, whether by mechanical, thermal or chemical means, leaves visible traces in the form of discolouration or deformation.

2. Opening point – the envelope is opened by cutting along the bottom edge. It cannot be resealed.

3. Numbering – each envelope has its own code, located in several places on its surface.

4. Side seal – the envelope is made of strong, waterproof film. The print on the side seal reveals any attempts to open it improperly.