Water resistant jackets have no membrane, but are treated with a water repellent material designed to keep water droplets from seeping through the jacket. [substeps] Waterproof jackets have all of their seams taped or otherwise covered to make sure moisture doesn't penetrate the jacket via stitching.
[header] How to buy a waterproof jacket [title] Distinguish between water resistant and waterproof. [step] Waterproof jackets are made with a waterproof membrane woven directly into the jacket. They allow small perspiration droplets to leave your body while keeping larger water droplets out, making them breathable.