Gelert 30l rucksack the gelert 30l rucksack is perfectly suited to the outdoors or the commute to work thanks to the hard wearing construction boasting up to 30 litres of storage rucksack front zip pocket padded air mesh backing adjustable shoulder and chest straps stretch mesh side pockets 2 waistbands for balancing the load adjustable bungee cord for additional storage 100 polyester h47 x w32 x d13cm greyred