Feature 1Made of high quality plastic material, this product is lightweight, sturdy and durable. 28 round holes with a diameter of 1.2cm on both sides, convenient for hanging double hooks. 3Easy and convenient to use, anti-corrosion. 4Suitable for diving flat line within 31m. 5Great gear equipment for cave diving, technical diving activities and a wide variety of diving applications.SpecificationFeatures: Made of high quality plastic material, this product is lightweight, sturdy and durable. 8 round holes with a diameter of 1.2cm on both sides, convenient for hanging double hooks. Easy and convenient to use, anti-corrosion. Suitable for diving flat line within 31m. Great gear equipment for cave diving, technical diving activities and a wide variety of diving applications. Specifications: Condition: 100% Brand New Item Type: Diving Finger Spool Material: Plastic Optional Color: Black, Yellow, Orange, Pink, Purple Size: Approx. 7.7 * 3.2cm / 3.0 * 1.3inch Weight: Approx. 28g / 1.0oz Package List: 1 * Diving Finger Spool