Best Overall
WATERFLY Crossbody Sling Backpack
Key details
- Strap
- Reversible adjustable
- Weight
- 8.8 oz
- Capacity
- 6 liters
- Dimensions
- 15 x 7 x 3.5 inches
Six liters is the number that separates the WATERFLY from the 1.5-liter hip packs here. That is enough room for a light shell, lunch, phone, and a small bottle, and the sling shape keeps the weight against your torso instead of swinging at your hip. We think that is the right trade for most day hikes: more capacity than a fanny pack, less bulk than a backpack.
The reversible strap is the detail we appreciate most after the capacity. It lets you switch shoulders on a long climb, and the breathable back panel keeps the bag from feeling clammy when you work up a sweat. The front zip pocket and buckle pocket split phone, snacks, and small tools; the hidden earphone hole is a nice extra, though not a reason to choose it.
It is still a sling, not a framed pack. The long, slim body holds a day's essentials but not a full day's water and layers, and a bulky camera will crowd it. If your hikes are short and you want a bottle within reach, the MOSISO is the more purpose-built choice; if you want the lightest possible carry, go to the Fjällräven.
Pros
- Six-liter capacity holds a layer and lunch
- Reversible strap lets you switch shoulders
- Breathable back panel and strap
- Quick-access front and buckle pockets
Cons
- Water-resistant, not a sealed dry bag
For most day hikers, this is the sling we reach for first: six liters, a reversible strap, and quick-access pockets keep essentials close without a full daypack.