• Designed to grow with your baby, adapting to each stage of their development. • Patented full ventilation system that helps reduce infant colic. • Minimizes the oxidation of vitamins A, C, and E by preventing air from mixing with the milk. • Prevents vacuum formation in the bottle, reducing the risk of otitis media. • Free of PVC, lead, and phthalates. • The ventilation system eliminates negative pressure and air bubbles, reducing colic, vomiting, burping, and gas. • Includes a 150 ml wide-neck bottle, brush, and instructions. • Product dimensions: 7 cm wide, 17 cm high, 7 cm long. • Product weight: 0.139 kg.