Built for bikepacking, this set of two 3.7L dry bags delivers reliable waterproof performance with roll-top hypalon closures, fully taped seams, double-stitched construction, and rugged 420D HD nylon fabric. Included Stretch-Loc straps and triple lash rails ensure a secure fit to any cargo cage, while the 500D Evac CORDURA® base lets air out without letting water in - creating a compact, stable load. Abrasion-resistant ripstop nylon and a grippy Hypalon back panel handle high-wear zones like fork legs and downtubes with ease. Features Durable, double-stitched 420D HD ripstop nylon with a 10,000mm waterhead for rugged, weatherproof performance in demanding conditions Waterproof, air-permeable Evac laminate lets air escape while keeping contents dry and protected Easily compressible - squeeze out air through the Evac base for a smaller, more stable packed load Lash rails offer multiple attachment points for secure cargo cage mounting Includes Stretch-Loc straps with integrated keepers for fast, secure attachment to your bike Hypalon wear patch enhances grip and adds abrasion resistance in high-contact mounting zones TPU laminate interior with a white lining improves visibility, making it easier to find gear Field-repairable buckles can be easily and permanently replaced for long-term reliability