Protrusions formed on an inner peripheral surface of at least an innermost metal ring of a belt for a continuously variable transmission are initially worn. A second dopant source of first conductivity is provided on a lower surface of the substrate. Color filters are formed on a glass substrate and a common electrode is formed on the color filters. The voice coil motor also includes at least two magnets attached to the main body of the actuator arm. a superplasticizer such as PNS or PMS or a low range water reducer such as lignosulfonate. A user can place any small object such as a toy in the upper and lower half for vending or storage.