Hard Case: Injection Molded Mil-Standard waterproof case made from high-strength polypropylene copolymer resin, featuring a gasket-sealed water and dust tight submersible design that is resistant to corrosion and impact damage Standard features include a molded-in hinge, patented trigger release latches, snap-down rubber over-molded cushion handle, automatic ambient pressure equalization valve, and resistance to UV, solvents, corrosion, fungus, and impact damage Foam: Interior foam is made of a durable layer of black and blue polyethylene The multi-sectinoal interior makes transporting your gun and magazines easier The First Layer Includes a custom Atlas gun compartment designed to hold every Atlas firearm with the exception of the Chaos V1 or Chaos V2 Two magazine compartments designed to hold all premium Atlas magazines from 120mm to 170mm (Using different style base pads and non-Atlas magazines might cause damage to the foam The Second Layer Includes another six magazine compartments and an extra, larger, storage compartment