Anatomical school bag Mermaid characterized by these top features: * 3D ergonomic design of the back part of the bag for proper weight distribution with high-quality mesh with soft padding. * Solid shape reinforced over the entire height, width and depth of the bag with the fastening of the upper fixed flap is on a magnet with a safety lock. * Adjustable, ergonomically shaped shoulder straps and adjustable chest strap with practical magnetic fastening. * Main compartment with another storage compartment reinforced with rubber on the sides to adjust the contents, suitable for A4 format. * Reinforced plastic bottom with anti-abrasion feet. * Highest quality polyester fabric and quality zippers. * Reflective safety elements on the front, back and sides. * Expandable side pockets with a strong rubber band across the entire width of the bag. * Front pocket for a snack or pencil case with insulating foil inside the outer pocket, double-sided zipper closure - starfish pendant on the zipper. * Briefcase pendant - plush violet-blue octopus with key ring and carabiner. * Class schedule and name tag inside the bag. * Weight only 1,250 g. * Volume 25 liters.