This bottle is the best bet, particularly for breastfeeding moms who need to use bottles. This bottles has a unique air flow system that has been proven to help prevent gas pain associated with bottle feeding. These bottles also have a separate adapter kit available allowing you to attach the bottle directly to a breast pump. Comes with a variety of nipple sizes based on age, 4 oz. and 9 oz. bottles, and disposable and reusable.
These bottles also help prevent gas pain, burping and spitting up by preventing the formation of a vacuum within the bottle. They also have the ability to connect directly to a breast pump for ease of use. They have easy to read numbers for accuracy of measurements. Available in wide or regular neck. They are also available in glass bottles in some locations.
5. Adiri Nurser
The Adiri Nurser is a new twist on the baby bottle. This bottle is polycarbonate-free and bisphenol-A (BPA) free, but is not glass. The nearly one piece system allows you to fill and feed easily, from the base of the nurser. The breast like shape supposedly help babies who nurse go back and forth with ease. The new design als has improved some of the issues with the previous model, the breast bottle, with leaking.