Whether it's for travel or for the gym, a durable duffel bag can come in handy. And this one, from Herschel Supply Co.'s new made-to-last line of tech performance gear is one of the best we've found in a while. Crafted from durable Nailhead Dobby nylon with a water-resistant coating, it features a spacious main compartment, a side pocket for easy-to-reach storage and a shoe compartment at the other end. Plus, now it's on sale.