A ring binder has housing including a central portion and lateral sides. Each retention member includes a slide assembly and a retention plate fixed to the slide assembly. The micro-bump lines may be formed at the same time as the formation of the micro-bumps with little or no additional cost. Additionally, the antenna includes at least one via formed through the sapphire structure. Further provided is a method of retracting a rigid vehicle roof. The additional airflow provided by the fan causes more volatile fragrance chemicals to be removed from the source of air freshening chemical and admitted into the environment.