The Nike Training Gymsack is an easy way to carry your extra gear! Carry this one like a backpack or sling it over your shoulder. It's great to carry some clothes, pair of shoes, or even use for to transport your wet gear because there are vent holes at the bottom. There's a zippered pocket to store smaller items. It's also super lightweight so when you're not using it, you can easily store it in any of your tennis bags. Nylon bag features a Swoosh.