Hegen PCTO™ 150ml/5oz Feeding Bottle PPSU 2-Pack with 2 x Slow Flow Nipple (1 to 3 months)Hegens 150ml 5oz Feeding Bottle is the perfect size for moms who are latching and pumping to regulate their milk flow. It comes with a Slow Flow Nipple that is ideal from the first month as it mimics the initial slow flow of breast milk up to 3 months old. Additional nipples of various sizes (all sold separately) allow mothers to simply swap to their choice of nipples for babys perfect feed as time goes by. What's Included 2x Hegen PCTO 150ml 5oz