DESC: Unbreakable, watertight, airtight, dustproof, chemical resistant and corrosion proof. These are some of the features of this Pelican Protector Case that offers total; protection for your equipment. 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 or padded dividers for total subjection and protection against impact, vibration or shock. A nameplate (included) can be personalized (engraved at additional cost). 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. NSN# - 1450 6760-01-491-2096 1450 No Foam Yellow - 1450 6760-01-491-2092 1450 No Foam Black - 1450 6760-01-491-2095 1450 No Foam Orange - 1450 6760-01-491-