The most widely used tamper-evident bank cash bag in the industry, TripLOK sets the standard for security and Fed compliance. Its patented features help reduce losses from theft while at the same time improving the efficiency of your vault and cash transport operations. At CONTROLTEK, bank supplies are understood. Drawing on an extensive 41 years of experience in financial supplies and support, customers are served in the financial, retail, and cash-in-transit industries with customized solutions and products for processing financial and cash transactions. Tamper-evident cash deposit bags for unparalleled cash security.