ACLW13524 Ape Case Lightweight "Stackable" Protective Case without Foam features American made engineering and design. Strong, attractive, and lightweight for easy handling, all ACLW cases are uniquely stackable within the same size via molded-in male-female groove and channel on the top and bottom of each case. The stackable feature allows you to neatly stack several cases one on top of the other for easy and neat stowage. Stacking feature saves space and allows ultimate organization. Lids open a full 180 degrees allowing maximum access. Rear dual hinges are protected with flanges against impact damage. Unique sliding latches offer security against accidental opening. Sliding latch can be locked closed with a padlock. Box can stand two ways, with top upwards or handle upwards. This case features a briefcase style shape with integrated handle. Exterior dimensions includes handle:17 x 4 x 12.5-Inches, Interior dimensions:16 x 3.75 x 9.25-Inches; Limited one year warranty.