Outside Dimension 28.17" L X 22.27" W X 15.10" D Serpacs R series cases are designed to provide top of the line protection at affordable prices. They are watertight, airtight, dustproof and crush resistant to keep your valuable equipment safe from all the elements. Available in a variety of colors and sizes, Serpac has the case just right for you. Serpac cases satisfy Mil-Spec 810F and IP Standards 67. All Serpac R-Series cases come with an unconditional lifetime guarantee. FEATURES Padlock holes Accuform Foam Automatic pressure purge system Molded-in padlock holes (fits standard size Masterlocks)