These tamper-proof security envelopes can leave clear and indelible mark for any attempt of unauthorized opening.

 These tamper-proof security envelopes can leave clear and indelible mark for any attempt of unauthorized opening.Thus,it can  provide perfect optical opaqueness and ensure maximum confidentiality.

Features:

1> Impact and tear resistant

2>  Heating and freezing resistant

3>  Waterproof

4>  Safe delivery

5>  Deter unauthorized read or theft

Application:

1>  High security cash transit companies

2>  Police and judicial criminal divisions amassing trial evidence

3>  Security services transporting top-secret documents

4>  Credit card and other finance corporation

Security Envelopes