Silverette® + O-ring™ bundleNOTE: Sizing names have changed. Original is now called S Small and XL is called M Medium. There is no change to the diameter or height of the cups it is only the labelling that has changed. We still have some stock left of the Original & XL boxes and once these are sold, we will switch to the boxes labelled Small and Medium. An all in one bundle for the ultimate in booby comfort. Save when purchasing together. Features one pair of Silverette cups (2