Aether 65 S/M Size:One Size and you’ll know your feet

and you’ll know your feet are protected thanks to the seam-sealed waterproof construction and 3M Thinsulate insulation

Get ready for your next training run or race with this updated lightweight and versatile training pack

The drop-in pockets with a snap are great for holding valuables like your phone or wallet while you're dragging luggage

And at a mere 39 lbs

Aether 65 S/M Size:One Size and you’ll know your feetIncluded raincover made with PFC free DWR and bluesign approved materials Large front panel zip access to main compartment Floating top lid with lash points Fabric reinforced front shove it pocket Large dual access stretch mesh side water bottle pockets Dual upper lower side compression straps Dual front panel compression straps with StraightJacket compression Dual zippered hipbelt pockets Dual ice axe loops with bungee tie offs Zippered sleeping bag