This high security seal is C-TPAT (Customs-Trade Partnership Against Terrorism) compliant and ISO 17712 certified. Use on rail cars, tankers, truck doors, gates, storage and shipping containers. Seal bodyis aluminum and has a 3.5 mm x 12" non-preformed galvanized cable. Consecutively numbered. 10 seals/bundle; 500 seals/box. Can be custom printed with name, logo, barcode, and variable numbering - please call for details and pricing.