The Pelican 0340 Cube Case without Foam is extra deep, unbreakable, watertight, airtight, dustproof, chemical resistant and corrosion proof. It is made from Ultra High Impact structural copolymer that makes it extremely strong and durable. The case is closed by 6 double ABS latches (2 on each side and 2 in front) to maintain a watertight seal. There is an automatic pressure equalization valve, 6 easy open double throw latches and padlock protectors. The 0340 Cube Case is transported by 2 large 2-person fold down handles, a built-in spring loaded pull handle and stainless steel caster wheels.