Abstract: A bra cup component has an inner fabric layer with lower, middle and lower cup areas. The lower cup area is knit fabric of a first synthetic yarn that is initially flexible and then becomes more rigid after being heated to a temperature higher than any temperature the bra would experience during washing and wearing. The upper cup area knit of a second polyester yarn. An outer fabric layer over the inner fabric layer is attached around the perimeter and is closely adjacent the upper cup area and spaced from the lower cup area to form a support space. An underwire area is around a lower portion of the lower cup area so that the lower cup area extending between opposite ends of the underwire area for creating a bust lifting effect.