This empty equipment case is engineered for maximum protection and convenience. With dimensions of W.30 cm x L.37 cm, it is waterproof, crushproof, and dustproof—yet up to 40% lighter than traditional cases. Built for tough conditions, it features press-and-pull latches, a retractable trolley handle, and smooth-rolling stainless-steel bearing wheels. An automatic pressure equalization valve keeps the interior pressure balanced and water out,