Come and see our amazing products. Compact and low-profile, perfectly built for outdoor sports like running, road biking and hiking. They feel light and stable on your back and won't create any wind resistance.With adjustable shoulder and chest straps, the backpack fits for men, women and youth. You can make the backpack fit you perfectly and keep the pack from moving. The Air Flow system prevents sweating and provides comfort. Very functional and easy to use. Pls confirm further with us if any query about packing info, inventory status and time schedule.