High Performance- Buoyancy stick puts the camera on the water, works well to prevent sinking. also, bright color at the bottom increases the visibility and makes it easy to be found in the water. High-quality & Anti-skid Handle and Base- Provide adequate grip and additional comfort. Multiple Function- Waterproof storage tank can be used as a storage space for small items. If the waterproof tank is filled with water, it will remain stable. While in case of no water, it can be floating. Compatibility- Equipped with adjustable lanyard, effectively keep your GoPro camera safe. With universal mounting base, it is compatible with Gopro Hero series. Wide Application- Lightweight and portable, suitable for taking photos in deep-sea diving, snorkeling, scuba diving, swimming, surfing and other water sports activities..