3-layer Marine Spec SP waterproof breathable fabric is designed for and tested in demanding salt-water environments. The neoprene neck gasket seals quickly and allows for one-handed venting. An AIS/PLB pocket provides easy access in emergencies, and two zippered hand pockets safely and dryly stow your essentials. Layer the Meris Waterproof Spray Top with the Meris Bib Pants for a complete, head-to-toe waterproof solution.