Medela Contact Nipple Shieldoffer a durable, comfortable and convenient way to make breastfeeding easier. These Medela nipple shields are designed to help mums breastfeed babies with latch-on difficulties by providing a larger, firmer target for latching. They can also be used to help mums with flat, inverted or sore nipples or an overactive let-down to breastfeed. The Contact Nipple Shields are specially designed and constructed to provide close contact for the baby.