Excelsior is a company that specializes in cell phone case and accessories. They offer a variety of cases and covers to protect your phone, as well as other accessories like screen protectors, ear buds, and chargers. Their cases are made from premium materials such as leather, silicone, or metallic materials. Excelsior offers a variety of designs for their cases. One design that they offer is the "Tough Case". It is durable, water resistant, and has a sleek design. Another design is the "Slim Case". With the Slim Case, you can use the power button with ease on the front of the case. There are also a variety of colors to choose from. Excelsior also offers accessories such as screen protectors for your phone. They offer one type of screen protector called "Crystal Clear Screen Protectors". These protectors are thin and clear, so your phone's touch sensitivity will not be hindered. Their ear buds are made with high quality material and come with a long cord to ensure you get the most out of your headphones. They also offer charging accessories like car chargers, wall chargers, and battery packs to recharge your battery on the go.