Childrens backpack hiking backpack suitable for childrens colour green style sporty capacity 12 litres weight 03 kg height 33 cm width 25 cm depth 20 cm features reflective elements chest strap internal pockets valuables pocket outside pockets side pocket zip pocket additional fastenings walking pole holder straps ergonomic shoulder straps padded shoulder strap bag feature suitable as cabin luggage iata norm material synthetic fiber inner ma