Hiking backpack suitable for unisex style sporty capacity 20 litres weight 05 kg height 52 cm width 21 cm depth 25 cm features reflective elements hydration compatible chest strap hip strap water bottle pocket padded back internal pockets inside zip compartment mesh pocket mobile phone pocket outside pockets front pocket side pocket additional fastenings safety light loop straps ergonomic shoulder straps padded shoulder strap compression straps ma