The Gossamer Gear Gorilla 50 is a thinner and lighter variant of the famous Mariposa. With a 50-liter capacity and weight of just 640 grams, it's designed for travelers who want to minimize weight without sacrificing stability.
Specifications
Main Compartment Volume
32 l (8.45 gal)
Extension Volume
10 l (2.64 gal)
Total Volume
50 l (13.21 gal)
Weight
905 g (2.00 lb)
Dimensions ( Height x Width x Depth )
61 x 28 x 12 (2.0 x 11.0 x 4.7 ft)
Maximum Load Capacity
13.6 kg (29.98 lb)
Back System Type
Contact (padded)
Frame Type
Aluminum stays
Removable Frame
✓
Torso Size Range
46 - 51 cm (1.5 - 1.7 ft)
Hip Belt Size Range
76 - 146 cm (2.5 - 4.8 ft)
Padded Hip Belt
✓
Shoulder Strap Type
S-curved ergonomic
Chest Strap
✓
Load Lifter Straps
✓
Gender-Specific Fit
Unisex
Main Fabric
70D & 100D Recycled Robic Nylon
Fabric Denier
100 D
Fabric Type
Recycled nylon
Water Resistance
Water-resistant (DWR)
DWR Coating
PFC-free DWR
Main Compartment Access
Top lid
Number of Compartments
1
Front Pocket Count
1
Front Pocket Type
Stretch mesh
Side Pocket Count
2
Side Pocket Type
Stretch mesh
Hip Belt Pockets
✓
Ice Axe Loops
1
Trekking Pole Attachment
Side loops
Compression Straps
Side only
Hydration Compatible
✓
Reflective Elements
✓
Intended Use
Thru-hiking/Ultralight, Multi-day trekking
Age Group
Adults
Recommended Trip Length
Multi-day (3-5 nights)
Recycled Materials
✓
PFC/PFAS Free
✓
Volume/Weight Ratio f(x)
55.2 l/kg
Weight per Liter f(x)
18.1 g/l
Pack Style
Ultralight pack
Hip Belt Type
Padded with pockets
Where to buy
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Category context Hiking Backpacks (407 products)
Weight
Lighter than average· mainstream zone 941–1980 g· ranked 38 of 196
905 g
33 g 6050 g
Total volume
Standard size· mainstream zone 38–60 l· ranked 187 of 407