DR BROWNS OPTIONS Y CUT TEATS TWIN PACKThe product is shipped based on the color or size of the main image of the product page.Product DescriptionThe new Options teats, have a scalloped base which allows air to vent through bottle when vent system is not used. The teats are made from high grade, super soft silicone. Each teat level provides a different flow rate.Box Contains2 X Level Y Teats