Material and durability: Made of PC materials, the reel is strong and enduring and not easily damaged in rugged diving and water environment. Versatile applications: Suitable for cave diving, wreck diving, drift diving, and scuba diving. Also serves as a multifunctional accessory for kayaking, canoeing, dive floats, skiing, or as a guide line reel. Ergonomic design: Large reel handle enables easy line retrieval and is convenient to use with gloved hands. Control and reliability: Features a thumb stop to easily control ascents and line releases. Press to release the line, and the mechanism rebounds to keep the line at the specified length, making it easy to use and dependable. Benefits and performance: Durable construction supports reliable line management in demanding conditions, helping you maintain the intended line length and control during dives and related activities. Use scenarios: Cave diving or wreck diving: deploy and retrieve the line with controlled ascents and precise length management. Drift diving: manage line length to guide your navigation and maintain safety. Water sports and related activities: use as a guide line reel for kayaking, canoeing, dive floats, or as a support line during skiing or other outdoor activities.