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.