Hiking backpack childrens backpack suitable for childrens colour blue style sporty capacity 16 litres weight 036 kg height 39 cm width 23 cm depth 10 cm features reflective elements key holder address label removable accessory bag chest strap water bottle pocket padded back outside pockets front pocket mesh side pockets additional fastenings bungee cord straps ergonomic shoulder straps padded shoulder strap bag feature suitable as cabin luggage