Out of stock Apneautic Neck Weight Apneautic Neck Weight Apneautic has developed this sophisticated freediving neck weight for easily attaching and detaching weight segments. This new and unique system will help you to easily adjust and correct your weights in the pool within a few seconds. This neck weight is not only useful for active freedivers but is especially beneficial for instructors and freediving schools too. Now during the classes, the instructors can quickly adjust the weights for students within a few seconds. The instructor can adjust the optimal weight for his students and make it possible for them to progress rapidly.