A stainless steel design, these Pura Infant Bottles are environmentally-friendly and the perfect selection for your sweet baby. Different from many other bottles, these Kiki Infant Bottle is 100 percent plastic-free, and well-matched with a wide array of nipples or spouts. Dishwasher safe, these Kiki Pura Brand Baby Bottles are dishwasher safe and provide interior volume marks for easy measuring. Every ounce you pour into these Infant Bottles are marked easy-to-see. These bottles are crafted and designed to develop with your little one and converts easily into a seal-tight sippy bottle.