Made from resistant to acids, oils and fats material characterized by high mechanical strength. Lockable safe are specialized tape, preventing access to the interior with leaving visible - to the naked eye – traces if any manipulation. Envelopes equipped as standard with a unique, sequential numbering, and so. coupon - a receipt.
Safety envelopes used to protect:
Material LDPE film with a thickness of 70 μm
Welds microprinted (protects against re-welding)
A5 - 160 x 250 mm
B5* - 195 x 260 mm
B4* - 270 x 375 mm
C3 - 330 x 475 mm
* - possible option - additional transparent pocket on envelope for other documents, confirmations.
Individual envelopes (size, printing) we realize from quantity of 50 000 pcs