This Trident Quality Safety Lanyard will keep your gear attached, unless you need to dump it. It features Trident Quality Nylon cord for attaching gear Flexible Rubber band that can strech and allow a diver to free his/her hand if the attached gear gets stuck Ideal for free diving, but good for extra safefy for scuba as well This Trident Quality Safety Lanyard is perfect for keeping your gear attached and yet allows the attached gear to be dumped FAST if a dangerous situation arises.