The Ultimate Direction Fastpack 30 is built around a vest-style harness rather than a conventional shoulder-strap-and-hipbelt layout, putting it closer to a running vest scaled up for overnight loads than a traditional backpacking pack. Total volume is 31.7 L (22 L main body) at 690 g, supported by a removable HDPE framesheet that adds structure without committing to a full rigid frame — useful when weight matters more than heavy-load comfort.
Six stretch-mesh front pockets plus two side pockets keep soft flasks, snacks, and layers reachable without stopping, and the roll-top main compartment, side compression, and bungee cord give some flexibility for packing out variable loads. The hip belt is webbing-only rather than padded, and load lifters are absent, which keeps weight down but caps how heavy a load stays comfortable — Ultimate Direction rates it for loads up to roughly 9 kg.
That combination targets trail running, fastpacking, and short thru-hikes or weekend trips rather than heavy multi-week carries, where quick access to gear on the move matters more than a structured suspension system.
Specifications
Main Compartment Volume
22 l (5.81 gal)
Total Volume
31.7 l (8.37 gal)
Weight
690 g (1.52 lb)
Dimensions ( Height x Width x Depth )
48.3 x 27.9 x 18.7 (1.6 x 11.0 x 7.4 ft)
Maximum Load Capacity
9 kg (19.84 lb)
Back System Type
Foam padding
Frame Type
HDPE framesheet
Removable Frame
✓
Shoulder Strap Type
Vest-style
Chest Strap
✓
Gender-Specific Fit
Unisex
Main Fabric
100D / 140D Nylon Ripstop
Fabric Type
Ripstop nylon
Water Resistance
Water-resistant (DWR)
DWR Coating
PFC-free DWR
Main Compartment Access
Roll-top
Number of Compartments
1
Front Pocket Count
6
Front Pocket Type
Stretch mesh
Side Pocket Count
2
Side Pocket Type
Stretch mesh
Hip Belt Pockets
✓
Shoulder Strap Pockets
✓
Trekking Pole Attachment
Bungee loops
Compression Straps
Side only
Elastic Bungee Cord
✓
Hydration Compatible
✓
Hydration Capacity
1 l (0.26 gal)
Hydration System Included
✓
Key Clip/Hook
✓
Intended Use
Trail running, Thru-hiking/Ultralight, Day hiking
Age Group
Adults
Recommended Trip Length
Weekend (1-2 nights)
PFC/PFAS Free
✓
Volume/Weight Ratio f(x)
45.9 l/kg
Weight per Liter f(x)
21.8 g/l
Pack Style
Trail running pack
Hip Belt Type
Webbing only
Front Pocket Volume
4 l (1.06 gal)
Soft Flasks Included
✓
Rolltop Closure
✓
Where to buy
Failed to load offers.
Category context Hiking Backpacks (407 products)
Weight
Standard weight· mainstream zone 574–1283 g· ranked 44 of 130
690 g
33 g 6050 g
Total volume
Compact· mainstream zone 38–60 l· ranked 333 of 407