High-quality hard matrix antifouling formulated with cuprous oxide and anti-slime agents. It provides outstanding protection for high-performance or frequently used boats, while maintaining an excellent quality-price ratio. Designed to offer effective defense for an extended period of up to 12 months, it is ideal for boats that reach speeds of up to 40-45 knots or are subject to frequent use in various conditions. Its slow solubility also makes it particularly suitable for boats that remain moored for long periods. Please note that it is not recommended for aluminum boats.