For added convenience, many waterproof hard cases come equipped with ergonomic handles, durable wheels, and secure latching systems. Automatic pressure equalization valves are also standard, preventing vacuum lock and making the cases suitable for air travel. lightweight hard case suitcase, Gun Case Foam , Laptop Cases , Lockable Hard Case ,Small Hard Case . Tsunami is a leading manufacturer of high-quality ammo boxes and ammo cans, designed to provide superior protection and organization for ammunition. Built to withstand the toughest conditions, Tsunami's ammo storage solutions are ideal for military, law enforcement, hunting, and shooting sports enthusiasts. The product will supply to all over the world, such as Europe, America, Australia,Hungary , Ghana ,US , Peru .Tsunami Case is a premier supplier of high-quality waterproof hard cases, specializing in rifle and gun cases. As a leading manufacturer in the industry, Tsunami Case operates a state-of-the-art factory equipped with 30 advanced injection molding machines and 1,500 molds, ensuring efficient production and diverse design capabilities.