The henry squire tsa approved keyed padlock have a 20mm body and are suitable for most lockable luggage zips designed for use in airports around the world to aid transportation security administration tsa screeners for security reasons they may open and inspect most luggage even if they have to damage the luggage to force entry with the travel sentry certified padlocks tsa screeners are able to unlock luggage securely inspect and re lock it without damaging the lock or luggage each padlock is su