The Domino is a metal strip seal, a popular choice among our customers. It has been tested and approved by leading shippers and UK customs. The seal with sturdy crimped sides, strong spring snap, and enclosed locking mechanism resists tampering.  The seal is applied without the use of tools. The Inspection Window is an optional feature, which enables quick and easy visual inspection of the locking mechanism – a unique feature developed by Mega Fortris. Our metal strip seal has a unique tamper evident feature that will show indications of gluing. The Inspection window is an optional feature, which enables quick and easy visual inspection of the locking mechanism – a unique feature developed by Mega Fortris. Typical applications include trucks and tankers, customs control, airline cargo, empty shipping containers, rail wagons, and warehouses.