Check the listing for details. Diving Pointer Stick, 2Pcs Alloy Diving Stick Rod with Measurement, Blue. Condition: New. Listed at 18.63 USD. Material:This diving indicator is made of aluminum alloy, making it lightweight, resistant to deformation. The hard anodizing treatment prevents it from being easily corroded or scratched by seawater. With a silicone wrist strap with draw string cord lock for adjustment to the best comfort.Relevant Usage:This diving pointer stick is very convenient and easy to grip, making it an excellent accessory for underwater diving, free diving, snorkeling, outdoor climbing, fishing, and other activities. It is perfect for both beginner and professional divers and is the good gift for water adventure enthusiasts.Easy-to-Use:Insert the indicator into ocean sand or rock crevices to stimulate interaction with marine life, and tap the oxygen tank to signal your friends. With 4.7 inch scale graduation makes it facilitates simple underwater measurements.