Material: The diving lanyard is made of PU, PP webbing, corrosion resistant and durable plastic. Corrosion-resistant spring-loaded door clip, the door clip has 360 degree swivel, the quick-release buckle allows you to expand the spiral coil. Instructions: The diving lanyard has two side hooks. Attach one hook to your vest and the other side clip to attach your gear. Prevent them from falling during a dive. Also acts as a great clip for a small dive knife or flashlight. Features: The dive lanyard closes the quick-release buckle to tighten accessories when not in use or when going in or out. Open the quick release buckle when deploying your dive light or underwater camera while remaining securely attached to the vest. Advantage: Corded dive is easy to turn on and off. The spool keeps items secure while they are being cut. Simple device to make sure you don't lose your underwater camera or dive torch during a dive. Elastic stretch strap and quick release buckle, easy to carry and use. Usage: coiled lanyard extends up to 59" (150cm), perfect for scuba diving, outdoor climbing, underwater photography, etc. The lanyard is perfect for connecting your dive lights , camera, flashlight, torch or other things you need to use and don't want to drop it off, to your scuba gear.