DescriptionThe nipple measurement tool is made of silicone material, durableand useful, suitable for nipples measurement, suitable for find correctbreast pump flange, useful and excellent, can be used for long time,cute appearance design, lovely and adorable, useful and decorative.Features-Color:Green-Material:Silicone-Size:12.00X12.00X0.20cm/4.72X4.72X0.08in- Can measure the diameter of the nipple, choose the right size of the pacifier, to ensure the comfort and safety of the baby. - The nipples flange measurement tool can help you quickly determine the correct and suitable size in seconds. - This practical and portable nipple sizer has a clear scale and is accurate and easy to read. - Nipples ruler helps you find right breast pump or bras to avoid pain during suction. - Measurement tools can be placed inside the bag. You can take them to outdoor with no burden.