The Osmo Action Surfing Tethers from DJI are designed to secure your Osmo Action 3 or Action 4 camera to your surfboard, ensuring that your camera remains attached during intense surfing sessions. These tethers are a safety accessory that prevent your camera from being swept away by waves, providing peace of mind while capturing dynamic, high-action shots. The tethers are durable and designed to withstand harsh conditions, making them ideal for action sports like surfing. When paired with the flat adhesive base and quick-release adapter mount, they offer a reliable and secure mounting solution for your Osmo Action camera.