Nipple Ruler for Flange Sizing Measurement Tool , & Soft Flange Size Measure for Nipples, Breast Flange Measuring Tool Breast Pump Sizing Tool Features: 【New Mother's Must & Helper】 New mother can be confused when choosing the breast pump flange or shield to avoid pain, fortunately our nipple ruler, material, soft, safe, comfortable, Latest Nipple , provides all-round protection for new mother, help you quickly determine the right & suitable "breast pump flange "or others. 【Our Flange Size Measure for Nipples Can Help You】The new Mama's nipple , help you find right and comfortable breast pump flange or shield to avoid pain during suction. you find the right nipple flange, and then new mother will really enjoy the process of sucking and breastfeeding. Let the baby up healthily. 【How to Measure】Please hold our Nipple measuring tool ruler 0 towards on one side of the nipple and observe the size of the nipple by looking in the mirror or a picture, or place the nipple in the largest circle you can comfortably fit into so you can comfortably insert without having to . It is recommended to measure and adjust the flange size regularly, and use the nipple measuring tool for flange to measure each nipple separately. 【1.5m Soft Ruler】Of. We provide a 1.5m flexible ruler to observe your body changes during pregnancy and support the new mother's body management during postpartum recovery. Even your pregnancy has ended, our measuring ruler tool set can help you with many home measurements. 【Reliable, Safe, Soft & Comfortable】Our nipple ruler, made of material, which can be bent, It can be crumpled up, but it will still be the same, and is skin friendly, safe and, suitable for long-term use. Product Description: size：10x18cm Flange ruler length: 1.5m Package contains: 1x Nipple Ruler usage method: It is recommended that the measurement time be breast aspiration, when the nipple size reaches its maximum and the measurement state is better. Place the round hole of the measuring card over the nipple and keep the upper body to ensure proper size completing the measurement, please select a size of the breast suction cup that is 2-3mm larger than the size.