Features: _x000D_High quality: Our nipples size measuring tool is made of food-grade silicone, which better integrates your nipples and does not irritate the skin._x000D_Mother's breast-feeding helper: silicone nipples ruler can help novice mother choose the right size of breast pump to avoid pain._x000D_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._x000D_Convenient inspection: it can help you measure the physical changes in different periods._x000D_Soft and elastic: the soft and elastic nipples ruler can be used safely and is not afraid of hurting the body._x000D_ _x000D_Notice:_x000D_1.Actual color may be slightly different from the image due to different light effect_x000D_2.Please allow 1-3cm deviation due to manual measurementMaterial:Silicone_x000D_Size:18*10CMPackage List:_x000D_1*Silicone Nipples Measuring Ruler