1.Dive Reel with Button Stopper: Our anchor reel and scuba reel with stopper and diving line reel with thumb lock include a thumb/finger stop to easily control any rise and line releases. And a large reel handle for easier pulling back the line by using the scuba dive reel with mechanism 2.High Visibility Line: The diving reel with tension control and scuba reel with line lock have 150 foot nylon braided rope white line for strong strength and high visibility, with slidable gate clip for ease of locating the line once our thumb stopper diving reel has been paid out 3.Plastic and ABS Construction: Our professional scuba dive reel and diving reel with thumb brake use ABS and plastic materials, strong and durable. Great workmanship, with strict quality control and quality assurance, high factor, the diving line reel with thumb stop can be used with peace of mind 4.Large Reel Handle for Easy Handling: Featuring a large reel handle, our scuba diving reel with strong line and reel for scuba diving with thumb lock allow for easier line retrieval. The diving reel with thumb stopper makes underwater navigation reel essential for wreck and cave diving explorations