This Pelican 1400 case is unbreakable, watertight, airtight, dustproof, chemical resistant and corrosion proof. It is made of Ultra High Impact structural copolymer that makes it extremely strong and durable. Its exclusive 1/4" (6.4 mm) neoprene o-ring and ABS latches seal perfectly and includes an automatic purge valve for quick equalization after changes in atmospheric pressure. Your equipment can fit into the high density foam of the case for total subjection and protection against impact, vibration or shock. A nameplate (included) can be personalized (engraved at additional cost). This case comes with Pelican’s unique Pick ‘N Pluck foam. This foam is pre-cut which allows you to customize the interior by half inch cubes. Trace out the item you want in the case and simply pluck the foam out by hand, no tool required. You can customize this case in about 15 minutes. This case is NATO codified and tested to MIL C-4150J (Military Standard), IP-67 (Ingress Protection) and ATA (Air Transportation Association). Unconditionally Guaranteed ... forever.