By a trail runner & weekend dog hiker Let me keep it real: I used to haul a full backpack on 3-mile loops with stuff I never touched. My wife bought this waist pack, I stole it, and I've used it almost every weekend since. My phone, keys, wallet, dog treats, and poop bags — it all fits, and that's the whole point. It cinches tight enough that it doesn't bounce, even when I pick up pace. We got caught in a downpour on a ridge and everything inside stayed dry. Not for an all-day alpine push...