Laptop bag up to 17 inches with a padded compartment for safe transport of a laptop and accessories. It features a compartment for a smartphone, compartments for pencils and pens, and small parts compartments that are lockable and open. There is also a compartment for a ring binder and an outside pocket at the back. The bag includes a trolley holder, separate carrying handles, and a padded shoulder strap with stable metal eyelets. It comes with a detachable bag for tools and a reinforced zipper for securing to the laptop bag. Additionally, it has a large double front pocket with top and front zippers, 18 large inside pockets for tools, and 26 stretch straps for tools with different diameters. The bag has non-slip protective surfaces on the floor and is made from tear and abrasion-proof fabric. Tools are not included.