👶 Sip in Style: The Future of Feeding is Here! Available in three sizes to cater to your baby's growth stages. Intelligent pressure valve reduces air intake, minimizing colic discomfort. Natural response nipple mimics breastfeeding for a seamless transition. Crafted from high-quality borosilicate glass for purity and safety. Easy to clean with minimal parts, ensuring hygiene and convenience. Borosilicate Glass Natural Response Nipple Anti-Colic Design The YOHKOH Natural Glass Baby Bottle set includes two 3.4oz bottles made from high-quality borosilicate glass, designed to provide a natural feeding experience with its innovative natural response nipple. The anti-colic design features an intelligent pressure regulating valve to minimize air intake, making it perfect for newborns. With easy assembly and cleaning, these bottles are a must-have for modern parents seeking both style and functionality.