serial-numbered, tamper-proof bag (Secure Bag)

supply security heat bags , SealBags, tamper evident cash bags, currency envelopes, coin bags, gift money envelopes,Enveloppes de sécurité. LDPE or HDPE.
These safe bags are for

1. government departments (exam papers, sensitive security documents, prison/police,property and testing authorities),
   2.transit companies, bus, train, taxi and airports.
   3.Banks, building societies, insurance companies, financial organisations – safe custody,
   travellers cheques/currency and policy documents.