Portable Nipple Ruler Breast Flange Sizing Tool Breast Accessories Flange Measuring Tool Skin Friendly Ruler Features: OOTDTY ; Breast Flange Measuring Tool for Nipple: The breast nipple measuring tool help to measure the nipple diameter and get the proper size flange that can work perfectly with your breastfeeding solve new mom problems. Wide Diameter: The nipple ruler measuring card with 27 size circle that can meet various diameter sizing requirements, for great use worry-free of nipple size changes. Selected Material: The breast flange measuring tool use & wear resistant plastics, skin-friendly and accuracy scales, safe to use for delicate skin. Increase Your Breastmilk Production: The nipple ruler assist you to get the right size nipple diameter and find the proper breast flange, promote better breast milk and output under the correct flange size Simple to Use: The nipple measuring ruler which easy to use, simple hold the ruler with of your side nipple, use mirror record the correspond scale, please make sure comfortably fit your nipples without forcing-it then to get the proper measuring size Specifications: Product Dimension: As pictures shown Material: Plastic Color: Pink/Blue Package Includes: 1 x Nipple Measuring Card for Electric Breast Flange Note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.