Product Overview: A glass baby bottle with a natural response nipple for controlled milk flow. Key Features: ‣ Natural Response nipple releases milk only when the baby drinks. ‣ Anti-colic valve reduces gas and feeding discomfort. ‣ Heat-resistant glass for durability. Specifications: ‣ Material: BPA-free, heat-resistant glass. ‣ Capacity: 240ml. ‣ Age Suitability: 1 month and up.