Ameda Nipple Shield encourages babyu0026#39;s attachment to the breastnCushions sore or sensative nipplesnWashable and reusablen24.0 mm openingnUltra-thin, flexible siliconenFor short-term use under the guidance of a healthcare professional to encourage a baby's latch to the breast or to help a bottle-fed baby return to breastfeeding. In special cases, may help cushion sore or sensitive nipples.