This kind of figure eight belay device has been trustworthy companion for climbers since the 1970s. It is perfect for regulating the speed of rappels. The model Camp Large Figure 8 is somewhat larger and a bit heavier than normal figure eight devices. This makes rappelling on 2 kinked ropes easier when different belaying techniques are being used in a rope team. It also makes working with two thick single ropes and is great for use in mountain rescue techniques. The larger shape of the Large Figure 8 is also popular in caving, since ropes tend to really dirty.