The HPRC (High-Performance Resin Cases) HPRC2580ADV Hard Resin Case (Black) is a lightweight, waterproof, unbreakable case. It meets ATA 300 specifications for transit cases. It is designed to carry a laptop computer with a screen up to 15", cables, cords and accessories. The TX01 high-strength polypropylene hard-resin shells are virtually unbreakable and the interior rubber O-rings keep the case air and watertight. The case has an easy-access, waterproof compartment built in to the lid for storing phones, iPods, and valuable accessories. There are 3 zippered pouches inside the lid. The case has a removable laptop bag stored in the bottom of the case. It is carried by a super-soft rigid grip handle or a removable, adjustable, padded shoulder strap.