The single-compartment backpack has an extra-wide entrance to the backpack with a total volume of 22 liters. Reinforced back with padded shoulder straps that can be connected with a removable chest strap. The main compartment has a reinforced laptop pocket up to "16" in size and a zippered mesh pocket. The backpack has a number of diverse pockets for clear organization. The hidden zip pocket on the back panel is not only of safety but also practical importance. If the waist strap gets in the way or you don't use it, it can be easily removed. You will appreciate the simple clean design, practical inner processing and mechanically resistant outer material with waterproof zippers on the backpack. durable material, water-repellent zippers reinforced back; padded shoulder straps removable chest strap Side zip bottle pocket; Inner mesh zip pocket Small side zip pocket Hidden zip pocket on back panel Top padded pocket Internal organizer padded pocket for a laptop up to 16" removable waist strap blinker mount