Sea to Summit
Sea to Summit Hydraulic Dry Bag
Best modular carry system for rugged water-based expeditions.
The Sea to Summit Hydraulic Dry Pack is designed for carrying large amounts of gear with ease, whether for river adventures or travel. Its removable harness features an open construction with EVA foam and air mesh for excellent airflow and quick drying, ensuring comfort during portages. This durable pack is compatible with Hydraulic™ Dry Bags ranging from 35L to 120L, attaching securely with robust buckles. Made from tough nylon, it's built for demanding use.
$99.95
Owner Satisfaction
4.7
/ 5
Category Rank
137
/ 13466
#137 in Backpacks
Price vs Category Average
-6%
Below average
Capacity
65
/ Liters
Who it's for
- Adventurers tackling rugged, high-impact wilderness expeditions
- Paddlers needing absolute protection against submersion and spray
- Boaters requiring secure gear attachment in dynamic conditions
Who should skip it
- Ultralight backpackers prioritizing minimal weight and packability
- Budget-conscious travelers seeking basic recreational gear
- Hikers needing to fit gear into tight, irregular spaces
Performance breakdown
Waterproof Integrity
Rugged nylon construction keeps gear bone-dry in the harshest river conditions.
Portage Comfort
EVA foam and air mesh harness make heavy hauls surprisingly manageable.
Versatility
Modular design allows for seamless swapping between different dry bag sizes.
Durability
Built to withstand abrasive terrain and constant exposure to the elements.
Attachment Security
Robust buckles lock the harness in place for reliable, worry-free transport.
Weight Efficiency
Lightweight materials balance structural strength without adding unnecessary bulk.
Key Specs
Capacity
65 Liters
Color
Blue
Material
Nylon
Dimensions
33 1/2" Height x 14" Length x 10" Width
Trip Length
2-3 Weeks
Type
Carry-On
Weight
2.9 Pounds
Features
- Removable harness for easy portaging
- Open construction harness with EVA foam and air mesh for airflow and rapid drying
- Compatible with Hydraulic™ Dry Bags (35L-120L)
- Tough buckles for secure attachment
What customers say
Customers consistently praise the Sea to Summit Hydraulic Dry Bag for its exceptional quality and unwavering reliability in extreme conditions. Reviewers highlight the tough, abrasion resistant fabric and the secure roll top closure, noting that it keeps gear completely dry even when fully submerged or exposed to heavy rain for extended periods. This bag is frequently described as bombproof and a necessary investment for serious outdoor adventures like kayaking, rafting, and motorcycle touring. The robust construction justifies the higher price point, making it a trusted piece of essential equipment.
Know before you buy
Yes, the harness is fully removable. This allows you to strip the bag down for easier storage or to use it as a traditional dry bag when you don't need to carry it on your back.
While the product is categorized as a carry-on type, its 33.5-inch height exceeds standard airline carry-on size limits. You should plan to check this bag for most commercial flights.
The harness is built with EVA foam and air mesh, which are designed to resist water absorption and promote airflow. This helps the pack dry quickly after a river crossing or exposure to rain, keeping it comfortable for extended use.
The harness is specifically engineered to be compatible with Sea to Summit Hydraulic Dry Bags ranging from 35L to 120L. It may not provide a secure or safe fit for dry bags from other brands due to the specific buckle attachment system.
Yes, the pack is constructed from tough nylon designed for demanding use. It is built to withstand the abrasion and wear typically encountered during river adventures and multi-week expeditions.
Still have a question?
Ask Hayley anything about this product before you decide.