Foto&Tech Hot Shoe Cover Cap fits most cameras and help to keep moisture and dust from the hot shoe, which can affect flash performance. But even more so, it will help to keep the metal flanges of your hot shoe from getting bent down if your camera takes a hard bump when you're out shooting. That can be a costly repair, this tiny purchase can go a long way in saving you money in the future. And this simple little accessory is like having a bit of extra security for protecting your camera.