• Stealth Black
  • A hand holds a small black pouch with the Catalyst Case US logo, showing the Waterproof 20L Backpack in Stealth Black fits inside. The backpack features a front zipper, side pocket, padded strap, and an arrows-and-text highlight its compact foldable design.
  • Wearing a khaki shirt, cargo shorts, and a light gray cap, a person stands ankle-deep in water facing a waterfall. They carry the Catalyst Case US Waterproof 20L Backpack, surrounded by rocks and flowing water.
  • The Catalyst Case US Waterproof 20L Backpack is black with a roll-top closure, a diagonal front zipper, and "catalyst" printed vertically. Labels highlight the “Roll Top Closure” at the top and “Tapered Profile” at the bottom on a minimal light background.
  • The Catalyst Case US Waterproof 20L Backpack in black features quick-dry mesh shoulder straps and a 9-inch deep side pocket (shown holding a large white water bottle) against a light blue background. Labels highlight its key features.
  • The Catalyst Case US Waterproof 20L Backpack features a textured, durable fabric, adjustable strap, and a front stash pocket with a partially open zipper showing a smartphone, orange wallet, and white cards. “Front Stash Pocket” is written above in bold black letters.
  • A close-up of the Catalyst Case US Waterproof 20L Backpack shows water droplets on its surface, highlighting its waterproof material. A zipper and a white bottle in the side pocket are visible against a light blue background with “Premium Waterproof Material.”.
  • A person’s hands open a Catalyst Case US Waterproof 20L Backpack, revealing a silver laptop and tablet inside. Text reads “20L Backpack Volume” and “Fits 15 inch Laptop.” The person wears a black smartwatch; the background is light gray.
  • A person holds open a black Catalyst Case US Waterproof 20L Backpack, displaying shiny heat-sealed waterproof seams inside. The bag’s opening is shown to the camera. Below, bold text reads: "Heat Sealed Waterproof Seams" on light blue.
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Catalyst Case US

Waterproof 20L Backpack

Waterproof 20L Backpack

$87.59 USD
$119.99 USD $87.59 USD
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The Catalyst Waterproof 20L Backpack is built for adventure, offering IPX7 waterproof protection to keep gear dry in harsh conditions.

Constructed from durable TPU-coated nylon, it features sealed zippers and a roll-top closure for a watertight seal.

For staying dry when travelling, extreme lightness is important. Weighing only 6 oz, it packs down to fit in the palm of your hand ~3.1" x 5.1".

When open, it has a 20L capacity, providing ample space for essentials, including padded laptop and tablet sleeves or other items loading up to 66lbs. Ergonomic shoulder straps and a breathable back panel ensure comfort during extended use.

Reflective accents enhance visibility, while side pockets and a front clip with built-in whistle offer quick access.

Ideal for hiking, commuting, or travel, this backpack combines rugged durability with sleek functionality.

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