The perfect envelope when reliable extra security is required for data, personal belongings, valuables and important documents. Burst and weatherproof, tear and puncture resistant, these 80 micron tamper proof envelopes have been designed to avert all known methods of parcel tampering. The 'double seal' closure displays a tamper evident message when the envelope is opened, providing a quick, easy and irreversible indicator to whether someone has tried to gain access to your parcels. Sequentially numbered for tracking and tracing and ideal for banks, security services, accountants, solicitors, councils etc. The surface is easy to write on and accepts stamps and labels.
...