Bulk tea lights can be burned alone, but are also used in many other types of decorative items.  Many decorative candle holders are made for tea light candles.   A popular trend lately has been sculptured wall decorations with glass holders for tea light candles.  Bulk tea lights are also used with scented oil burners.  Bulk tea lights offer easy clean up and a standard size.  Bulk tea lights can be purchased at a reasonable price in almost any retail store or website.