The Petersen School Bag is a signature bag with its easy recognisable front pocket of a scaled up 2x2 LEGO brick. The school bag has an ergonomic back panel in air mesh with height adjustable syste ... m to ensure optimal fit for the individual child. It has adjustable shoulder- and sternum straps for high wearing comfort as well as load-lifters to get a tight fit to the body. It comes with an elastic book strap to keep heavy books closets to the back, attachable key chain and name tag for easy identification. It has a separate compartment at the back for a laptop or heavy books & folders. The brick front pocket has a deep inside that goes into the main compartment, suitable for a lunchbox. Each of the front round pockets have zipper access, with the top two pockets having deep insides suitable for a mobile phone or long pencils. The school bag has a side pocket suitable for a water bottle. It has reflective elements on all four sides to ensure high visibility in traffic and comes with a water- and stain repellent hard bottom panel that is easy to clean. Adjustable Height System Guide: Move shoulder strap system to the position matching the height of the child before fitting it on him/her. Keep in mind that the optimal fit is when the top of the school bag follows the shoulder line while the hip belt rest on top of the child's hip bones. Watch how to fit the bag on a child here: https://youtu.be/lK3qjAPJw04 Watch more features & functions of the bag here: https://youtu.be/T-LiC3_sBMY