There are many options available and selecting the correct type of bike is important. First you must decide what your requirements are and the type of riding you will be doing. This will determine which type of bike is right for you. There are many types of bike available for every day use, recreational leisure or specific disciplines.You must sit on a bike to ensure it is comfortable. This will allow you to judge the reach and if your feet can touch the ground comfortably on both sides. Specific frame geometries and components will affect the riding position and adjustment.