LIKE MOM - The SkinSoft BPA-free silicone nipple feels just like mom's skin during breastfeeding, which is why 94% of newborn and older babies accept MAM nipples. FOR NEWBORNS - These Slow Flow nipples release breast milk or baby formula at a slow and steady pace, satisfying the appetite of babies 0 months and older. NIPPLE DESIGN - Due to their unique flat and symmetrical design, MAM baby bottle nipples fit perfectly into baby's mouth. They also fit all MAM feeding bottles. PERFECT FIT - The symmetrical shape and small mouthpiece are ideal for newborns. Air valve prevents nipple collapse, allowing babies to drink at a comfortable pace. PRODUCT DETAILS - MAM Fast Flow Level 3 Nipples (Set of 2), For 4+ Months, Fast Flow SkinSoft Silicone Nipples, Baby Feeding Essentials