The Philips Avent Glass Natural Bottle With Natural Response Nipple in 4oz size is a high-quality baby bottle designed for easy feeding. Made with durable glass material, this bottle is perfect for parents who want a reliable and safe option for their little ones. The natural response nipple provides a comfortable and natural feeding experience for babies, while the clear color adds a sleek aesthetic to the design. With a capacity of 4oz, this bottle is ideal for feeding your baby comfortably and efficiently.