HYDA is based in Huntington Beach, California, and develops helmets specifically designed for use in the water. The lineup includes three models: the Coanda Fusion, a full-featured protective helmet for progressive surfing and water sports; the ultra-lightweight Coanda Core, for surfers who prioritize minimal weight; and the Simba Sentinel, a compact everyday helmet. All models are certified to EN 1385.

For windsurfers, wingfoilers, and surfers seeking serious protection without compromising on comfort.