Aqua Shield has a high copper content (45%) in a water-base ablative technology. This coating will provide multi-season protection for high fouling conditions. No paint buildup will occur and the need for heavy sanding is eliminated. Multi-season paint for superior protection against hard and soft growth in high fouling waters. Can re-launch after extended haul-out while retaining original antifouling properties. Perfect for powerboats and sailboats, Aqua Shield can be applied directly over properly prepared ablatives, epoxies, and vinyls and most any other hard or ablative bottom paints.