Travel backpack trolley backpack suitable for unisex colour grey style sporty capacity 80 litres weight 407 kg height 71 cm width 36 cm depth 35 cm features address label with feet key holder chest strap hip strap padded back internal pockets document sleeve wet clothes pocket outside pockets front pocket additional fastenings internal compression straps gear attachment points straps ergonomic shoulder straps tuck away harness padded shoulder str