RTBBannerSize

class RTBBannerSize(val width: Int, val height: Int) {

    companion object {
        val banner320x50 = RTBBannerSize(320, 50)
        val banner300x250 = RTBBannerSize(300, 250)
        val banner728x90 = RTBBannerSize(728, 90)
    }
}