SealLine Pro Pack 70L Waterproof Backpack – Brown, Made in USA

The SealLine Pro Pack is a PVC-free, large-capacity waterproof backpack built for big river runs, frequent portages, and expedition travel. The 70-liter version weighs 4 lb 12 oz and measures 9 x 17.5 x 27 inches, offering substantial volume without compromising mobility. Made in the USA, this premium system combines rugged durability with thoughtful ergonomics to keep gear protected in wet environments, from rain-soaked shores to misty riverbanks.

Comfort that Endures on Long Hauls

Engineered for serious comfort, the Pro Pack features soft-edged padded shoulder straps, a full-length breathable back panel, and lumbar padding. The harness provides three length adjustments to fit a wide range of torso sizes, while the full-length framesheet helps direct weight toward the padded hip belt for steadier carrying over uneven terrain.

• Fully adjustable suspension tuned for stability during long portages
• Full-length framesheet transfers weight to the hip belt for easier hauling
• Three torso-length settings to dial in the perfect fit

Waterproofing You Can Trust and Versatile Securing Points

The DrySeal roll-top closure delivers a simple, reliable seal that helps keep contents dry as you navigate rapids or unexpected downpours. A network of lash points makes it easy to secure the pack to rafts, canoes, or roof racks, while PVC-free construction offers an eco-conscious touch without sacrificing performance.

• DrySeal roll-top closure for dependable water resistance
• Multiple lash points for securing to boats and vehicles
• PVC-free design contributes to a lighter environmental footprint

Travel-Ready Flexibility

A standout feature is the option to detach the shoulder straps and waist belt, allowing the Pro Pack to streamline for travel or function as a reliable dry bag system when needed. This adaptability supports varying trip styles, from extended river journeys to dry-land transit.

• Detachable harness and waist belt for travel-ready versatility
• Easy transition to a streamlined dry bag setup when equipment protection is the priority

Size Options, Specs, and Build

The Pro Pack is available in 70L and 120L configurations. The 70L model weighs 4 lb 12 oz (2.15 kg) and measures 9 x 17.5 x 27 inches (23 x 44 x 68 cm). This size strikes a balance between volume and maneuverability, making it a practical choice for frequent trips. As with all SealLine packs, it’s crafted in the USA, reflecting a focus on durability and performance across demanding weather and water exposures.