Features: Solid aluminum alloy-material, durable, resistant to corrosion and rust. Diving pointer stick with scale on the stick, you can do some simple measurement under the water easily. Widely application,It can be used to point-out interesting subsea-creatures to your buddy, anchor-yourself off the fragile corals or rough rock,but more importantly you can use the stick as-tank banger-to attract attention. Portable,with adjustable comfortable silicone rubber wrist strap for preventing lost great accessories for scuba diving or other underwater-sports. Good for diving beginners and professionals, great accessories for Scuba Diving, Snorkeling, Underwater-Exploration or other underwater-sports. Specifications: Material:Aluminium-Alloy Color:Random Color Package Includes: 1 Piece Scuba Stick note: Please allow 1-2cm errors due to manual measurement,plsease make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.