Philips AVENT SCF693/17 Natural 9 Ounce Bottle is the most natural way to bottle feed. The wide, breast-shaped nipple on the Natural bottle promotes natural latch-on so you can easily combine breastfeeding and bottle feeding. The unique comfort petals inside the nipple increase softness and flexibility without nipple collapse, and the innovative twin valve anti-colic slow-flow nipple helps infants feed comfortably and easily. The ergonomic shape makes it comfortable for parents to hold and easy for small fingers to grasp. Assembly is simple with only a few parts and the wide bottle neck makes filling and cleaning easy. The Natural bottle is made from polypropylene, a BPA free material, and works with all nipples and caps from the Natural line. - Polypropylene - Imported - The most natural way to bottle feed. - Natural nipple shape makes it easy for baby to combine with breastfeeding - Soft, wide-shaped nipple promotes natural latch on - Advanced anti-colic system is directly integrated into the nipple with no extra hard-to-clean parts - Wide neck opening makes it easy to fill and clean - A range of flow rates are available for your growing baby. This bottle includes a 1Month+ Slow Flow nipple - Nipple is soft and breast shaped to promote comfortable latch on - Twin valves prevent babies from swallowing air to reduce colic - Ergonomic bottle is easy for parents and babies to grasp - Wide neck makes filling and cleaning easier - BPA free polypropylene material is easy to sterilize