The Men's Hydropower 4: one of the worlds best selling and most versatile sailing shoes has become even better. This low-cut features open-mesh construction that enhances breathability, and flexibility, whilst the engineered structural overlays protect the feet from both deck hardware and rocks. It has a comfortable, internal, molded EVA removable midsole which boasts a quick-drying and antibacterial surface. This sleek performance shoe is designed for all watersport activities and has a best-in-class outsole with superb grip for boat decks. QuickDry mesh. TPU stability and protection frame. HellyWear protection. Midsole: Molded EVA sockliner. C-ZONE. Serdia, Clarino Antibacterial technology. Outsole: Multi-directional grip system. Ultra Storm Grip. Flex Groove. Material: QuickDry Mesh.