Providing a perfect balance of security & ease of use, SafeLOK Tamper-Evident Deposit Bags are ideal for retail applications where quick training of new employees is important. Patented security features alert to attempted theft while Press2Lok technology makes using the bag easy for your associates. Press2Lok closure is simple press to seal. High-visibility void message alerts you to tampering with cold or chemicals. Special thermochromic ink on the high-performance film turns red when subjected to heat. Random, printed line graphics prevent cut-and-replace tampering. Anti-static liner does not cling to hands & clothes, speeding up processing. Large serial numbers & bar codes allow easy tracking via CCTV. Security border & micro printing prevent cutting & resealing. Each bag includes a serial number & tear-off receipt.