T-Ester is an innovative material exclusive to Pigeon that has high resistance to UV degradation, and premium glass-like clarity. Best suited for UV-Sterilizing, making it the clear choice for quality feeding. This bottle is a wide neck bottle. In support of breastfeeding, Pigeon SofTouchTM is designed to facilitate a natural switch between breast and bottle by allowing the same natural sucking motion as when your baby drinks from the breast. T-Ester bottle is an innovative material exclusive to Pigeon that has high resistance to UV degradation, and premium glass-like clarity for better visibility. Best suited for UV-Sterilizing, making it the clear choice for quality feeding. Bottle comes with a M size nipple (Y-Cut) that is ideal for babies 3+months.