VENTILATION AND COMFORT IN 3D. Atmos AG is a backpacking backpack featuring Osprey's innovative AG AntiGravity™ back system. Atmos AG is comfortable in warm weather thanks to its ventilated hipbelt, and versatile enough for year-round use.
YOUR WEIGHT HAS ENDED. The ultralight Levity utilises NanoFly™ fabric and comes equipped with an AirSpeed™ ventilated trampoline suspended mesh backsystem. This provides a multi-day backpacking pack ideal for experienced trekkers looking to drop those grams.