Fishing Superfine Fiber Leather Strong Magnetic Ring Suction Adjusted Size for Outdoor Activities Specifications: Material: Superfine Fiber Leather  Color: Black、Brown Size: 15*3MM (Diameter * Thickness)   Features: Constructed by high quality material. Convenient and quick. Optional change size. Using diameter 15 mm * 3 mm thick super strong attraction magnetic clasp. Do not including stainless steel balls.   Package Includes: 1x 1 Pcs Strong Magnetic Ring