Help keep the camera LEVEL,Very convenient to use. Rubberized surface,protect your hot shoe from getting bent or damaged. Precise Replacement Hot-Shoe Cover, Dust Cap,help to keep moisture and dust from the hot shoe. Innovative circular design takes up less space than blocky 2- or 3-axis levels. Very easy to install,Design for Canon Nikon Panasonic Fujifilm Olympus Pentax Sigma DSLR/SLR/EVIL Camera and more! Fits most cameras and remains unobtrusive. Note: It doesn't fit Sony cameras.Package includes 2 pcs of hot shoe cover caps.