Features:High quality: Our nipples size measuring tool is made of food-grade silicone, which better integrates your nipples and does not irritate the skin.Mother's breast-feeding helper: silicone nipples ruler can help novice mother choose the right size of breast pump to avoid pain.Easy to use: when you stand, put the ruler hole of nipples template into your nipples, choose the correct size, or take photos with the scale at the edge of 0 or write down the size with a mirror.Convenient inspection: it can help you measure the physical changes in different periods.Soft and elastic: the soft and elastic nipples ruler can be used safely and is not afraid of hurting the body.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Material:SiliconeSize:18*10CM