PVC construction This hydrofoil foam mount is built from high-quality PVC material, staying lightweight without compromising durability for your surfboard needs. Includes all necessary components Each set includes 1 mounting foam base and 2 rail-mount boxes, providing everything required for efficient setup and enhanced performance on the water. Exceptional water pressure resistance The hydrofoam PVC box is designed to withstand water pressure and UV damage, making it a reliable companion for any water adventure. Robust and wear-resistant This hydrofoil foam mount is engineered to endure heavy use while delivering stability during your rides. Use scenarios - On a surfboard during wave sessions to securely hold hydrofoil components for quick setup and reliable performance. - On a stand-up paddleboard for foiling on flat water, enabling easy installation and improved handling. - On a boat or dock for convenient storage and rapid deployment of hydrofoil components between sessions.