A fastening strap also ensures that your device is held in place securely without slipping. The lockable main compartment offers additional space for documents and personal items. Mobile accessories such as your smartphone, business cards, pens and so on are always within easy reach in the front zip pocket with built-in workstation. The length-adjustable and removable shoulder strap and padded handles make the bag very easy to carry. BASE XX emphasises the durability of the product with an extended five year guarantee.