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 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. It is equipped with 2" (5 cm) hard rubber transport wheels, a retractable extension handle and multiple fold down carrying handles. Your equipment can fit into the high density foam or padded dividers for total subjection and protection against impact, vibration or shock.