Tigernu T-B3105-4A is an expanded version of the popular backpack that has already gained recognition. The main feature of this model is the innovative expansion system, which allows you to deal with the volume of the backpack, increasing it from 28 liters to 32 liters if necessary. This is the perfect companion for your travels, able to accommodate everything you need. The T-B3105-4A backpack is also equipped with a protective compartment for a 17-inch laptop, which guarantees reliable protection of your equipment. With a variety of organizers, side pockets and hidden compartments in the back, you can easily organize your things. Comfortable wearing is ensured by a comfortable back and chest strap. In addition, the material of the backpack and zippers meets high quality standards and has waterproof properties. And to make you feel safer, especially in conditions of limited visibility, this model has reflective elements on the front and on the straps - this will add a stylish and practical touch to your look. Features: built-in combination lock; 17" laptop compartment (41*29 cm); number of compartments: 5; material: wear-resistant nylon; double zipper with increased strength and protection against moisture; external USB connector for charging devices; orthopedic back. Characteristics: Type: laptop backpack; Style: urban; Maximum laptop diagonal: 17"; Back: orthopedic Main material: nylon; Lining material: polyester; Fastener: zipper; Capacity: 32 l; Dimensions: 49*33*18/24 cm; Weight: 1.45 kg.