Hardwearing and highly adaptive the osprey aether 70l rucksack is a truly dependable and spacious rucksack ideal for backpacking adventures designed for carrying heavier loads without you knowing it the aether offers a plethora of pocket and packing space that configures to your needsthe all new ag antigravity back system suspends the load away from the back for exceptional ventilation and carrying comfort whilst the straightjacket compression pulls your load in significantly reducing volu