Sea to Summit Big River Dry 75 Backpack 75 L

The Sea to Summit Big River Dry 75 is a high-performance waterproof backpack designed for serious outdoor adventures. With a 75-liter capacity, it offers ample space for multi-day trips, water sports, and backpacking. Constructed from durable 420D ripstop nylon with a TPU laminated coating, this dry bag provides a 10,000mm hydrostatic head waterproof rating. Fully welded seams and a roll-top closure with Hypalon non-wicking closure ensure your gear stays dry even in the harshest conditions.

Advantages

This backpack is built to last with abrasion and puncture resistant materials, making it ideal for rugged environments. The white interior enhances visibility, so you can easily find your gear. It is PVC-free and UV resistant, ensuring long-term durability. The flexible and compressible design allows for easy packing, and when properly sealed, it floats, adding an extra layer of safety for water activities.

Suitable for

• Water sports such as kayaking, rafting, and canoeing
• Backpacking and hiking in wet conditions
• Outdoor adventures requiring reliable waterproof storage

Key specifications

• Capacity: 75 Liters
• Material: 420D Ripstop Nylon with TPU Laminated Coating
• Waterproof Rating: 10,000mm Hydrostatic Head
• Seam Construction: Fully Welded Seams
• Closure Type: Roll-Top with Hypalon non-wicking closure
• Buckle Type: Field Repair Buckles (1-inch)
• Attachment Points: Hypalon Lash Loops
• Base Shape: Oval
• Interior Visibility: White Interior
• Durability: Abrasion and Puncture Resistant
• PVC Free: Yes
• UV Resistance: High
• D-rings: Yes, multiple
• Fabric Denier: 420D
• Packability: Flexible and compressible
• Buoyancy: Floats when properly sealed

Recommendations

For optimal performance, ensure the roll-top closure is properly sealed before submersion. This backpack is an excellent choice for anyone needing reliable waterproof storage for extended trips in wet environments.