Sea to Summit  Big River Dry Bag - 8 Liters

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Whether backpacking, adventure racing, trekking, boating or pack-rafting, you need to keep your gear dry and functioning. The Sea to Summit Big River 8-liter dry bag was created with you in mind.


  • Fully taped seams and a hypalon roll-top closure provide reliable waterproof performance
  • 420-denier nylon coated with a tough thermoplastic urethane makes the Sea to Summit Big River 8-liter dry bag a lightweight yet durable choice
  • Oval base resists rolling and stays where you put it
  • Hypalon attachment points secure sack to a pack or kayak
  • Comes in assorted colors only; sorry, specific color requests cannot be accommodated
  • Field Repair Buckle can be replaced with just a screwdriver
  • Not intended for prolonged submersion


View all Sea to Summit Roll-Top Dry Bags

Technical Specs

Item #794758
Best Use


Gear Capacity (L)

8 liters

Gear Capacity (cu. in.)

488 cubic inches




TPU-laminated 420-denier nylon


17 x 8 x 5 inches


3.7 ounces

132 reviews with an average rating of 4.8 out of 5 stars

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