This Lunar Series backpack is more than enough to get you around during your day, with a main pocket and two small pockets located on the back and front and also a water-resistant material. The main pocket has a seperate pocket for laptops at 15" or less. It won't be too hard to bring heavy materials in it because it can hold up to 20kg (44lbs).

• Made from 100% polyester
• Dimensions: H 16⅞" (42cm), W 12¼" (31cm), D 3⅞" (10cm)
• Maximum weight limit – 44lbs (20kg)
• Water-resistant material
• Large inside pocket with a separate pocket for a 15” laptop, front pocket with a zipper, and a hidden pocket with zipper on the back of the bag
• Top zipper has 2 sliders, and there are zipper pullers attached to each slider
• Silky lining, piped inside hems, and a soft mesh back
• Padded ergonomic bag straps from polyester with plastic strap regulators