Men's Volt 65 Backpack 31-003937 5-inch opening is easy to

5-inch opening is easy to reach inside and closes securely with drawstring

More oval than circle

It comes with a color-matching straw cap that's leak resistant and easy to carry (thanks to the TripleHaul™ Handle)

PowerSwitch reserve battery compartment extends runtime with 3-AA alkaline batteries (not included)

Men's Volt 65 Backpack 31-003937 5-inch opening is easy toEnergize your backpacking experience with the Volt 65, built for those who expect exceptional fit and comfort but long for a simple, clean design. Highly adjustable, the Volt 65 is a rucksack style workhorse, ready to tackle overnight weekend to weeklong trips, even when your carry gets heavy. Its AirScape suspension provides a close to body, breathable and stable fit that bears the burden for you. Ready for anything your trip throws your way, the