• They protect nipples and relieve pain during breastfeeding while allowing skin-to-skin contact. • Ergonomic butterfly shape that allows the baby's chin and nose to be in contact with the breast. • Anatomical teat designed to facilitate easy and natural latching of the baby to the breast. • Soft and ultra-thin silicone wings that guarantee an optimal fit with a second-skin effect. • Vertical openings that allow a natural and continuous milk flow, avoiding blockages. • Includes a sterilizing box to disinfect in the microwave in just 3 minutes. • Embossed sides that facilitate safe and comfortable placement and removal.