Package Dimensions:7 x 4 x 2 cm 1. Applicable Scenes: Wreck cave dive triangle line marker is applicable to technical diving, scuba diving, cave wreck diving, etc. 2. ABS Material: Scuba dive triangle line marker is made of ABS material, with compact structure, light weight, corrosion resistance and durability. 3. Eye Catching Color: The scuba dive wreck cave dive line marker has eye catching color, which is easy to discover underwater, and easy to use. 4. Used with A Guide Rope: Scuba dive line marker is usually used in conjunction with a guide rope for safe entry and exit of caves or sunken ships. 5. Good Workmanship: Exquisite workmanship, beautiful appearance, small and portable size, providing you great using experience. Specification: Item Type: Dive Line Marker Product Material: ABS Weight: Approx. 20g / 0.7oz PackageList: 4 x Dive Line Marker Applicable Scenes: Wreck cave dive triangle line marker is applicable to technical diving, scuba diving, cave wreck diving, etc. Used with A Guide Rope: Scuba dive line marker is usually used in conjunction with a guide rope for safe entry and exit of caves or sunken ships. ABS Material: Scuba dive triangle line marker is made of ABS material, with compact structure, light weight, corrosion resistance and durability. Eye Catching Color: The scuba dive wreck cave dive line marker has eye catching color, which is easy to discover underwater, and easy to use. Good Workmanship: Exquisite workmanship, beautiful appearance, small and portable size, providing you great using experience. Applicable Scenes: Wreck cave dive triangle line marker is applicable to technical diving, scuba diving, cave wreck diving, etc. Used with A Guide Rope: Scuba dive line marker is usually used in conjunction with a guide rope for safe entry and exit of caves or sunken ships. ABS Material: Scuba dive triangle line marker is made of ABS material, with compact structure, light weight, corrosion resistance and durability. Eye Catching Color: The scuba dive wreck cave dive line marker has eye catching color, which is easy to discover underwater, and easy to use. Good Workmanship: Exquisite workmanship, beautiful appearance, small and portable size, providing you great using experience.